Home / 84,589.38-126,873.14-40,244.31

Finding the Fourth Proportional to 84,589.38, 126,873.14 and 40,244.31

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Solution

The fourth proportional to 84,589.38, 126,873.14 and 40,244.31 is: 60,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,589.38 : 126,873.14 = 40,244.31 : x
  2. Step 2: Convert to fraction form
    84,589.38/126,873.14 = 40,244.31/x
  3. Step 3: Cross multiply
    84,589.38x = 126,873.14 × 40,244.31
  4. Step 4: Simplify right side
    84,589.38x = 5,105,921,775.61
  5. Step 5: Solve for x
    x = 5,105,921,775.61/84,589.38
  6. Step 6: Final answer
    x = 60,361.26

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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.