Home / 89,562.38-123,596.07-49,275.28

Finding the Fourth Proportional to 89,562.38, 123,596.07 and 49,275.28

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Solution

The fourth proportional to 89,562.38, 123,596.07 and 49,275.28 is: 67,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,562.38 : 123,596.07 = 49,275.28 : x
  2. Step 2: Convert to fraction form
    89,562.38/123,596.07 = 49,275.28/x
  3. Step 3: Cross multiply
    89,562.38x = 123,596.07 × 49,275.28
  4. Step 4: Simplify right side
    89,562.38x = 6,090,230,956.15
  5. Step 5: Solve for x
    x = 6,090,230,956.15/89,562.38
  6. Step 6: Final answer
    x = 67,999.88

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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.