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Finding the Fourth Proportional to 83,972.40, 125,344.24 and 74,008.24

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Solution

The fourth proportional to 83,972.40, 125,344.24 and 74,008.24 is: 110,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,972.40 : 125,344.24 = 74,008.24 : x
  2. Step 2: Convert to fraction form
    83,972.40/125,344.24 = 74,008.24/x
  3. Step 3: Cross multiply
    83,972.40x = 125,344.24 × 74,008.24
  4. Step 4: Simplify right side
    83,972.40x = 9,276,506,596.54
  5. Step 5: Solve for x
    x = 9,276,506,596.54/83,972.40
  6. Step 6: Final answer
    x = 110,470.90

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