Home / 89,177.42-123,067.96-48,891.26

Finding the Fourth Proportional to 89,177.42, 123,067.96 and 48,891.26

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Solution

The fourth proportional to 89,177.42, 123,067.96 and 48,891.26 is: 67,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,177.42 : 123,067.96 = 48,891.26 : x
  2. Step 2: Convert to fraction form
    89,177.42/123,067.96 = 48,891.26/x
  3. Step 3: Cross multiply
    89,177.42x = 123,067.96 × 48,891.26
  4. Step 4: Simplify right side
    89,177.42x = 6,016,947,630.03
  5. Step 5: Solve for x
    x = 6,016,947,630.03/89,177.42
  6. Step 6: Final answer
    x = 67,471.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.