Home / 80,292.52-120,434.22-24,131.49

Finding the Fourth Proportional to 80,292.52, 120,434.22 and 24,131.49

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Solution

The fourth proportional to 80,292.52, 120,434.22 and 24,131.49 is: 36,195.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,292.52 : 120,434.22 = 24,131.49 : x
  2. Step 2: Convert to fraction form
    80,292.52/120,434.22 = 24,131.49/x
  3. Step 3: Cross multiply
    80,292.52x = 120,434.22 × 24,131.49
  4. Step 4: Simplify right side
    80,292.52x = 2,906,257,672.25
  5. Step 5: Solve for x
    x = 2,906,257,672.25/80,292.52
  6. Step 6: Final answer
    x = 36,195.87

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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.