diff --git a/packages/lib/modules/pool/actions/LiquidityActionHelpers.integration.spec.ts b/packages/lib/modules/pool/actions/LiquidityActionHelpers.integration.spec.ts
index 7637a7804..d73e6928c 100644
--- a/packages/lib/modules/pool/actions/LiquidityActionHelpers.integration.spec.ts
+++ b/packages/lib/modules/pool/actions/LiquidityActionHelpers.integration.spec.ts
@@ -99,7 +99,7 @@ describe('Calculates toInputAmounts from allPoolTokens', () => {
 
 // Unskip when sepolia V3 pools are available in production api
 describe.skip('Liquidity helpers for V3 Boosted pools', async () => {
-  const poolId = '0x6dbdd7a36d900083a5b86a55583d90021e9f33e8' // Sepolia stataEthUSDC stataEthUSDT
+  // const poolId = '0x6dbdd7a36d900083a5b86a55583d90021e9f33e8' // Sepolia stataEthUSDC stataEthUSDT
 
   const usdcSepoliaAddress = '0x94a9d9ac8a22534e3faca9f4e7f2e2cf85d5e4c8'
   const usdtSepoliaAddress = '0xaa8e23fb1079ea71e0a56f48a2aa51851d8433d0'
@@ -210,6 +210,31 @@ describe.skip('Liquidity helpers for V3 Boosted pools', async () => {
       type: 'Stable',
     })
   })
+
+  it('poolStateWithBalances (that calls boostedPoolStateWithBalances underneath)', async () => {
+    const helpers = new LiquidityActionHelpers(v3Pool)
+    expect(helpers.poolStateWithBalances).toEqual({
+      address: '0x6dbdd7a36d900083a5b86a55583d90021e9f33e8',
+      id: '0x6dbdd7a36d900083a5b86a55583d90021e9f33e8',
+      protocolVersion: 3,
+      tokens: [
+        {
+          address: '0x94a9d9ac8a22534e3faca9f4e7f2e2cf85d5e4c8',
+          balance: expect.any(String),
+          decimals: 6,
+          index: 0,
+        },
+        {
+          address: '0xaa8e23fb1079ea71e0a56f48a2aa51851d8433d0',
+          balance: expect.any(String),
+          decimals: 6,
+          index: 1,
+        },
+      ],
+      totalShares: expect.any(String),
+      type: 'Stable',
+    })
+  })
 })
 
 // Unskip when sepolia V3 pools are available in production api
diff --git a/packages/lib/modules/pool/actions/LiquidityActionHelpers.ts b/packages/lib/modules/pool/actions/LiquidityActionHelpers.ts
index 23f6ea395..fd9298d48 100644
--- a/packages/lib/modules/pool/actions/LiquidityActionHelpers.ts
+++ b/packages/lib/modules/pool/actions/LiquidityActionHelpers.ts
@@ -15,6 +15,7 @@ import {
   PoolState,
   PoolStateWithBalances,
   PoolStateWithUnderlyings,
+  PoolTokenWithBalance,
   PoolTokenWithUnderlying,
   Token,
   TokenAmount,
@@ -35,6 +36,7 @@ import { Pool } from '../PoolProvider'
 import {
   allPoolTokens,
   isAffectedByCspIssue,
+  isBoosted,
   isComposableStableV1,
   isCowAmmPool,
   isGyro,
@@ -83,6 +85,7 @@ export class LiquidityActionHelpers {
       (token, index) => ({
         ...token,
         address: token.address as Address,
+        balance: token.balance as HumanAmount,
         underlyingToken: {
           ...token.underlyingToken,
           address: token.underlyingToken?.address as Address,
@@ -103,7 +106,39 @@ export class LiquidityActionHelpers {
   }
 
   public get poolStateWithBalances(): PoolStateWithBalances {
-    return toPoolStateWithBalances(this.pool)
+    return isBoosted(this.pool)
+      ? this.boostedPoolStateWithBalances
+      : toPoolStateWithBalances(this.pool)
+  }
+
+  /* Used by calculateProportionalAmounts for V3 boosted proportional adds */
+  public get boostedPoolStateWithBalances(): PoolStateWithBalances {
+    const underlyingTokensWithBalance: PoolTokenWithBalance[] = this.pool.poolTokens.map(
+      (token, index) =>
+        token.underlyingToken
+          ? {
+              address: token.underlyingToken?.address as Address,
+              decimals: token.underlyingToken?.decimals as number,
+              index,
+              // TODO: balance: token.underlyingToken?.balance * rate as HumanAmount,
+              balance: token.balance as HumanAmount,
+            }
+          : {
+              address: token.address as Address,
+              decimals: token.decimals as number,
+              balance: token.balance as HumanAmount,
+              index,
+            }
+    )
+    const state: PoolStateWithBalances = {
+      id: this.pool.id as Hex,
+      address: this.pool.address as Address,
+      protocolVersion: 3,
+      type: mapPoolType(this.pool.type),
+      tokens: underlyingTokensWithBalance,
+      totalShares: this.pool.dynamicData.totalShares as HumanAmount,
+    }
+    return state
   }
 
   public get networkConfig() {
diff --git a/packages/lib/modules/pool/actions/add-liquidity/form/AddLiquidityForm.tsx b/packages/lib/modules/pool/actions/add-liquidity/form/AddLiquidityForm.tsx
index 75b5746ce..ef2b6ba5e 100644
--- a/packages/lib/modules/pool/actions/add-liquidity/form/AddLiquidityForm.tsx
+++ b/packages/lib/modules/pool/actions/add-liquidity/form/AddLiquidityForm.tsx
@@ -55,7 +55,6 @@ import { ConnectWallet } from '@repo/lib/modules/web3/ConnectWallet'
 import { BalAlert } from '@repo/lib/shared/components/alerts/BalAlert'
 import { SafeAppAlert } from '@repo/lib/shared/components/alerts/SafeAppAlert'
 import { useTokens } from '@repo/lib/modules/tokens/TokensProvider'
-import { isBoosted } from '../../../pool.helpers'
 
 // small wrapper to prevent out of context error
 export function AddLiquidityForm() {
@@ -189,11 +188,7 @@ function AddLiquidityMainForm() {
             <BalAlert content="You cannot add because the pool has no liquidity" status="warning" />
           )}
           <SafeAppAlert />
-          {/* //TODO:
-            Avoid proportional inputs to avoid error above until SDK calculateProportionalAmounts for boosted is implemented
-            https://github.com/balancer/b-sdk/issues/468
-          */}
-          {!nestedAddLiquidityEnabled && !isBoosted(pool) ? (
+          {!nestedAddLiquidityEnabled ? (
             <TokenInputsWithAddable
               requiresProportionalInput={requiresProportionalInput(pool)}
               tokenSelectDisclosureOpen={() => tokenSelectDisclosure.onOpen()}