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Finding the Fourth Proportional to 112,615.92, 155,414.70 and 62,314.92

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Solution

The fourth proportional to 112,615.92, 155,414.70 and 62,314.92 is: 85,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,615.92 : 155,414.70 = 62,314.92 : x
  2. Step 2: Convert to fraction form
    112,615.92/155,414.70 = 62,314.92/x
  3. Step 3: Cross multiply
    112,615.92x = 155,414.70 × 62,314.92
  4. Step 4: Simplify right side
    112,615.92x = 9,684,654,597.32
  5. Step 5: Solve for x
    x = 9,684,654,597.32/112,615.92
  6. Step 6: Final answer
    x = 85,997.21

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