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Finding the Fourth Proportional to 251,590.60, 377,305.92 and 83,079.52

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Solution

The fourth proportional to 251,590.60, 377,305.92 and 83,079.52 is: 124,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,590.60 : 377,305.92 = 83,079.52 : x
  2. Step 2: Convert to fraction form
    251,590.60/377,305.92 = 83,079.52/x
  3. Step 3: Cross multiply
    251,590.60x = 377,305.92 × 83,079.52
  4. Step 4: Simplify right side
    251,590.60x = 31,346,394,726.76
  5. Step 5: Solve for x
    x = 31,346,394,726.76/251,590.60
  6. Step 6: Final answer
    x = 124,592.87

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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.