Home / 41,115.83-61,712.42-38,868.68

Finding the Fourth Proportional to 41,115.83, 61,712.42 and 38,868.68

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Solution

The fourth proportional to 41,115.83, 61,712.42 and 38,868.68 is: 58,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.83 : 61,712.42 = 38,868.68 : x
  2. Step 2: Convert to fraction form
    41,115.83/61,712.42 = 38,868.68/x
  3. Step 3: Cross multiply
    41,115.83x = 61,712.42 × 38,868.68
  4. Step 4: Simplify right side
    41,115.83x = 2,398,680,264.94
  5. Step 5: Solve for x
    x = 2,398,680,264.94/41,115.83
  6. Step 6: Final answer
    x = 58,339.59

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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.