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Finding the Fourth Proportional to 83,421.60, 125,144.60 and 24,249.58

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Solution

The fourth proportional to 83,421.60, 125,144.60 and 24,249.58 is: 36,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421.60 : 125,144.60 = 24,249.58 : x
  2. Step 2: Convert to fraction form
    83,421.60/125,144.60 = 24,249.58/x
  3. Step 3: Cross multiply
    83,421.60x = 125,144.60 × 24,249.58
  4. Step 4: Simplify right side
    83,421.60x = 3,034,703,555.16
  5. Step 5: Solve for x
    x = 3,034,703,555.16/83,421.60
  6. Step 6: Final answer
    x = 36,377.91

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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.