Home / 91,741.38-137,625.75-32,572.11

Finding the Fourth Proportional to 91,741.38, 137,625.75 and 32,572.11

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Solution

The fourth proportional to 91,741.38, 137,625.75 and 32,572.11 is: 48,863.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,741.38 : 137,625.75 = 32,572.11 : x
  2. Step 2: Convert to fraction form
    91,741.38/137,625.75 = 32,572.11/x
  3. Step 3: Cross multiply
    91,741.38x = 137,625.75 × 32,572.11
  4. Step 4: Simplify right side
    91,741.38x = 4,482,761,067.83
  5. Step 5: Solve for x
    x = 4,482,761,067.83/91,741.38
  6. Step 6: Final answer
    x = 48,863.02

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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.