Home / 41,308.92-61,801.18-31,877.69

Finding the Fourth Proportional to 41,308.92, 61,801.18 and 31,877.69

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Solution

The fourth proportional to 41,308.92, 61,801.18 and 31,877.69 is: 47,691.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,308.92 : 61,801.18 = 31,877.69 : x
  2. Step 2: Convert to fraction form
    41,308.92/61,801.18 = 31,877.69/x
  3. Step 3: Cross multiply
    41,308.92x = 61,801.18 × 31,877.69
  4. Step 4: Simplify right side
    41,308.92x = 1,970,078,468.97
  5. Step 5: Solve for x
    x = 1,970,078,468.97/41,308.92
  6. Step 6: Final answer
    x = 47,691.36

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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.