Home / 54,967.38-82,322.73-40,139.52

Finding the Fourth Proportional to 54,967.38, 82,322.73 and 40,139.52

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Solution

The fourth proportional to 54,967.38, 82,322.73 and 40,139.52 is: 60,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,967.38 : 82,322.73 = 40,139.52 : x
  2. Step 2: Convert to fraction form
    54,967.38/82,322.73 = 40,139.52/x
  3. Step 3: Cross multiply
    54,967.38x = 82,322.73 × 40,139.52
  4. Step 4: Simplify right side
    54,967.38x = 3,304,394,867.29
  5. Step 5: Solve for x
    x = 3,304,394,867.29/54,967.38
  6. Step 6: Final answer
    x = 60,115.56

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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.