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Finding the Fourth Proportional to 113,643.92, 156,832.32 and 62,658.80

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Solution

The fourth proportional to 113,643.92, 156,832.32 and 62,658.80 is: 86,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,643.92 : 156,832.32 = 62,658.80 : x
  2. Step 2: Convert to fraction form
    113,643.92/156,832.32 = 62,658.80/x
  3. Step 3: Cross multiply
    113,643.92x = 156,832.32 × 62,658.80
  4. Step 4: Simplify right side
    113,643.92x = 9,826,924,972.42
  5. Step 5: Solve for x
    x = 9,826,924,972.42/113,643.92
  6. Step 6: Final answer
    x = 86,471.19

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