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Finding the Fourth Proportional to 113,671.55, 156,863.13 and 62,686.43

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Solution

The fourth proportional to 113,671.55, 156,863.13 and 62,686.43 is: 86,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,671.55 : 156,863.13 = 62,686.43 : x
  2. Step 2: Convert to fraction form
    113,671.55/156,863.13 = 62,686.43/x
  3. Step 3: Cross multiply
    113,671.55x = 156,863.13 × 62,686.43
  4. Step 4: Simplify right side
    113,671.55x = 9,833,188,834.01
  5. Step 5: Solve for x
    x = 9,833,188,834.01/113,671.55
  6. Step 6: Final answer
    x = 86,505.28

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