Home / 192,919.38-266,213.97-108,024.90

Finding the Fourth Proportional to 192,919.38, 266,213.97 and 108,024.90

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Solution

The fourth proportional to 192,919.38, 266,213.97 and 108,024.90 is: 149,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,919.38 : 266,213.97 = 108,024.90 : x
  2. Step 2: Convert to fraction form
    192,919.38/266,213.97 = 108,024.90/x
  3. Step 3: Cross multiply
    192,919.38x = 266,213.97 × 108,024.90
  4. Step 4: Simplify right side
    192,919.38x = 28,757,737,487.85
  5. Step 5: Solve for x
    x = 28,757,737,487.85/192,919.38
  6. Step 6: Final answer
    x = 149,066.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.