Home / 83,421.38-125,144.27-24,249.36

Finding the Fourth Proportional to 83,421.38, 125,144.27 and 24,249.36

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Solution

The fourth proportional to 83,421.38, 125,144.27 and 24,249.36 is: 36,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421.38 : 125,144.27 = 24,249.36 : x
  2. Step 2: Convert to fraction form
    83,421.38/125,144.27 = 24,249.36/x
  3. Step 3: Cross multiply
    83,421.38x = 125,144.27 × 24,249.36
  4. Step 4: Simplify right side
    83,421.38x = 3,034,668,455.17
  5. Step 5: Solve for x
    x = 3,034,668,455.17/83,421.38
  6. Step 6: Final answer
    x = 36,377.59

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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.