Home / 71,442.14-107,164.12-49,249.56

Finding the Fourth Proportional to 71,442.14, 107,164.12 and 49,249.56

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Solution

The fourth proportional to 71,442.14, 107,164.12 and 49,249.56 is: 73,874.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,442.14 : 107,164.12 = 49,249.56 : x
  2. Step 2: Convert to fraction form
    71,442.14/107,164.12 = 49,249.56/x
  3. Step 3: Cross multiply
    71,442.14x = 107,164.12 × 49,249.56
  4. Step 4: Simplify right side
    71,442.14x = 5,277,785,757.79
  5. Step 5: Solve for x
    x = 5,277,785,757.79/71,442.14
  6. Step 6: Final answer
    x = 73,874.97

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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.