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Finding the Fourth Proportional to 156,632.40, 234,948.60 and 45,824.40

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Solution

The fourth proportional to 156,632.40, 234,948.60 and 45,824.40 is: 68,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,632.40 : 234,948.60 = 45,824.40 : x
  2. Step 2: Convert to fraction form
    156,632.40/234,948.60 = 45,824.40/x
  3. Step 3: Cross multiply
    156,632.40x = 234,948.60 × 45,824.40
  4. Step 4: Simplify right side
    156,632.40x = 10,766,378,625.84
  5. Step 5: Solve for x
    x = 10,766,378,625.84/156,632.40
  6. Step 6: Final answer
    x = 68,736.60

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