Home / 118,747.25-178,132.55-34,508.15

Finding the Fourth Proportional to 118,747.25, 178,132.55 and 34,508.15

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Solution

The fourth proportional to 118,747.25, 178,132.55 and 34,508.15 is: 51,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,747.25 : 178,132.55 = 34,508.15 : x
  2. Step 2: Convert to fraction form
    118,747.25/178,132.55 = 34,508.15/x
  3. Step 3: Cross multiply
    118,747.25x = 178,132.55 × 34,508.15
  4. Step 4: Simplify right side
    118,747.25x = 6,147,024,755.28
  5. Step 5: Solve for x
    x = 6,147,024,755.28/118,747.25
  6. Step 6: Final answer
    x = 51,765.62

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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.