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Finding the Fourth Proportional to 104,424.90, 156,637.35 and 72,932.10

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Solution

The fourth proportional to 104,424.90, 156,637.35 and 72,932.10 is: 109,398.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.90 : 156,637.35 = 72,932.10 : x
  2. Step 2: Convert to fraction form
    104,424.90/156,637.35 = 72,932.10/x
  3. Step 3: Cross multiply
    104,424.90x = 156,637.35 × 72,932.10
  4. Step 4: Simplify right side
    104,424.90x = 11,423,890,873.94
  5. Step 5: Solve for x
    x = 11,423,890,873.94/104,424.90
  6. Step 6: Final answer
    x = 109,398.15

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