Home / 54,757.41-82,139.55-23,161.56

Finding the Fourth Proportional to 54,757.41, 82,139.55 and 23,161.56

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Solution

The fourth proportional to 54,757.41, 82,139.55 and 23,161.56 is: 34,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757.41 : 82,139.55 = 23,161.56 : x
  2. Step 2: Convert to fraction form
    54,757.41/82,139.55 = 23,161.56/x
  3. Step 3: Cross multiply
    54,757.41x = 82,139.55 × 23,161.56
  4. Step 4: Simplify right side
    54,757.41x = 1,902,480,115.70
  5. Step 5: Solve for x
    x = 1,902,480,115.70/54,757.41
  6. Step 6: Final answer
    x = 34,743.79

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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.