Home / 83,387.24-125,077.38-24,221.72

Finding the Fourth Proportional to 83,387.24, 125,077.38 and 24,221.72

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Solution

The fourth proportional to 83,387.24, 125,077.38 and 24,221.72 is: 36,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,387.24 : 125,077.38 = 24,221.72 : x
  2. Step 2: Convert to fraction form
    83,387.24/125,077.38 = 24,221.72/x
  3. Step 3: Cross multiply
    83,387.24x = 125,077.38 × 24,221.72
  4. Step 4: Simplify right side
    83,387.24x = 3,029,589,276.69
  5. Step 5: Solve for x
    x = 3,029,589,276.69/83,387.24
  6. Step 6: Final answer
    x = 36,331.57

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1.5x scale

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.