Home / 95,161.38-142,744.38-31,982.42

Finding the Fourth Proportional to 95,161.38, 142,744.38 and 31,982.42

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Solution

The fourth proportional to 95,161.38, 142,744.38 and 31,982.42 is: 47,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,161.38 : 142,744.38 = 31,982.42 : x
  2. Step 2: Convert to fraction form
    95,161.38/142,744.38 = 31,982.42/x
  3. Step 3: Cross multiply
    95,161.38x = 142,744.38 × 31,982.42
  4. Step 4: Simplify right side
    95,161.38x = 4,565,310,713.80
  5. Step 5: Solve for x
    x = 4,565,310,713.80/95,161.38
  6. Step 6: Final answer
    x = 47,974.41

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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.