Home / 87,418.26-131,127.19-37,465.97

Finding the Fourth Proportional to 87,418.26, 131,127.19 and 37,465.97

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Solution

The fourth proportional to 87,418.26, 131,127.19 and 37,465.97 is: 56,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,418.26 : 131,127.19 = 37,465.97 : x
  2. Step 2: Convert to fraction form
    87,418.26/131,127.19 = 37,465.97/x
  3. Step 3: Cross multiply
    87,418.26x = 131,127.19 × 37,465.97
  4. Step 4: Simplify right side
    87,418.26x = 4,912,806,617.42
  5. Step 5: Solve for x
    x = 4,912,806,617.42/87,418.26
  6. Step 6: Final answer
    x = 56,198.86

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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.