Home / 91,600.56-137,221.92-63,132.42

Finding the Fourth Proportional to 91,600.56, 137,221.92 and 63,132.42

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Solution

The fourth proportional to 91,600.56, 137,221.92 and 63,132.42 is: 94,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,600.56 : 137,221.92 = 63,132.42 : x
  2. Step 2: Convert to fraction form
    91,600.56/137,221.92 = 63,132.42/x
  3. Step 3: Cross multiply
    91,600.56x = 137,221.92 × 63,132.42
  4. Step 4: Simplify right side
    91,600.56x = 8,663,151,886.65
  5. Step 5: Solve for x
    x = 8,663,151,886.65/91,600.56
  6. Step 6: Final answer
    x = 94,575.32

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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.