Home / 82,279.92-123,394.24-29,682.52

Finding the Fourth Proportional to 82,279.92, 123,394.24 and 29,682.52

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Solution

The fourth proportional to 82,279.92, 123,394.24 and 29,682.52 is: 44,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,279.92 : 123,394.24 = 29,682.52 : x
  2. Step 2: Convert to fraction form
    82,279.92/123,394.24 = 29,682.52/x
  3. Step 3: Cross multiply
    82,279.92x = 123,394.24 × 29,682.52
  4. Step 4: Simplify right side
    82,279.92x = 3,662,651,996.68
  5. Step 5: Solve for x
    x = 3,662,651,996.68/82,279.92
  6. Step 6: Final answer
    x = 44,514.53

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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.