Home / 89,569.56-123,608.97-49,286.28

Finding the Fourth Proportional to 89,569.56, 123,608.97 and 49,286.28

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Solution

The fourth proportional to 89,569.56, 123,608.97 and 49,286.28 is: 68,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,569.56 : 123,608.97 = 49,286.28 : x
  2. Step 2: Convert to fraction form
    89,569.56/123,608.97 = 49,286.28/x
  3. Step 3: Cross multiply
    89,569.56x = 123,608.97 × 49,286.28
  4. Step 4: Simplify right side
    89,569.56x = 6,092,226,305.93
  5. Step 5: Solve for x
    x = 6,092,226,305.93/89,569.56
  6. Step 6: Final answer
    x = 68,016.70

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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.