Home / 42,249.18-63,310.86-38,514.96

Finding the Fourth Proportional to 42,249.18, 63,310.86 and 38,514.96

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Solution

The fourth proportional to 42,249.18, 63,310.86 and 38,514.96 is: 57,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249.18 : 63,310.86 = 38,514.96 : x
  2. Step 2: Convert to fraction form
    42,249.18/63,310.86 = 38,514.96/x
  3. Step 3: Cross multiply
    42,249.18x = 63,310.86 × 38,514.96
  4. Step 4: Simplify right side
    42,249.18x = 2,438,415,240.47
  5. Step 5: Solve for x
    x = 2,438,415,240.47/42,249.18
  6. Step 6: Final answer
    x = 57,715.09

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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.