Home / 67,119.13-100,587.97-29,672.83

Finding the Fourth Proportional to 67,119.13, 100,587.97 and 29,672.83

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Solution

The fourth proportional to 67,119.13, 100,587.97 and 29,672.83 is: 44,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119.13 : 100,587.97 = 29,672.83 : x
  2. Step 2: Convert to fraction form
    67,119.13/100,587.97 = 29,672.83/x
  3. Step 3: Cross multiply
    67,119.13x = 100,587.97 × 29,672.83
  4. Step 4: Simplify right side
    67,119.13x = 2,984,729,733.86
  5. Step 5: Solve for x
    x = 2,984,729,733.86/67,119.13
  6. Step 6: Final answer
    x = 44,469.14

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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.