Home / 63,406.33-95,128.01-28,337.78

Finding the Fourth Proportional to 63,406.33, 95,128.01 and 28,337.78

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Solution

The fourth proportional to 63,406.33, 95,128.01 and 28,337.78 is: 42,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,406.33 : 95,128.01 = 28,337.78 : x
  2. Step 2: Convert to fraction form
    63,406.33/95,128.01 = 28,337.78/x
  3. Step 3: Cross multiply
    63,406.33x = 95,128.01 × 28,337.78
  4. Step 4: Simplify right side
    63,406.33x = 2,695,716,821.62
  5. Step 5: Solve for x
    x = 2,695,716,821.62/63,406.33
  6. Step 6: Final answer
    x = 42,514.95

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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.