Home / 57,713.97-86,570.07-47,832.39

Finding the Fourth Proportional to 57,713.97, 86,570.07 and 47,832.39

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Solution

The fourth proportional to 57,713.97, 86,570.07 and 47,832.39 is: 71,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713.97 : 86,570.07 = 47,832.39 : x
  2. Step 2: Convert to fraction form
    57,713.97/86,570.07 = 47,832.39/x
  3. Step 3: Cross multiply
    57,713.97x = 86,570.07 × 47,832.39
  4. Step 4: Simplify right side
    57,713.97x = 4,140,853,350.57
  5. Step 5: Solve for x
    x = 4,140,853,350.57/57,713.97
  6. Step 6: Final answer
    x = 71,747.85

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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.