Home / 395,032.50-592,553.78-138,854.73

Finding the Fourth Proportional to 395,032.50, 592,553.78 and 138,854.73

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Solution

The fourth proportional to 395,032.50, 592,553.78 and 138,854.73 is: 208,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,032.50 : 592,553.78 = 138,854.73 : x
  2. Step 2: Convert to fraction form
    395,032.50/592,553.78 = 138,854.73/x
  3. Step 3: Cross multiply
    395,032.50x = 592,553.78 × 138,854.73
  4. Step 4: Simplify right side
    395,032.50x = 82,278,895,132.38
  5. Step 5: Solve for x
    x = 82,278,895,132.38/395,032.50
  6. Step 6: Final answer
    x = 208,283.86

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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.