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Finding the Fourth Proportional to 112,704.10, 155,531.37 and 62,404.90

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Solution

The fourth proportional to 112,704.10, 155,531.37 and 62,404.90 is: 86,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704.10 : 155,531.37 = 62,404.90 : x
  2. Step 2: Convert to fraction form
    112,704.10/155,531.37 = 62,404.90/x
  3. Step 3: Cross multiply
    112,704.10x = 155,531.37 × 62,404.90
  4. Step 4: Simplify right side
    112,704.10x = 9,705,919,591.71
  5. Step 5: Solve for x
    x = 9,705,919,591.71/112,704.10
  6. Step 6: Final answer
    x = 86,118.60

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