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Finding the Fourth Proportional to 188,766.55, 283,193.61 and 62,399.13

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Solution

The fourth proportional to 188,766.55, 283,193.61 and 62,399.13 is: 93,613.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,766.55 : 283,193.61 = 62,399.13 : x
  2. Step 2: Convert to fraction form
    188,766.55/283,193.61 = 62,399.13/x
  3. Step 3: Cross multiply
    188,766.55x = 283,193.61 × 62,399.13
  4. Step 4: Simplify right side
    188,766.55x = 17,671,033,469.59
  5. Step 5: Solve for x
    x = 17,671,033,469.59/188,766.55
  6. Step 6: Final answer
    x = 93,613.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.