Home / 89,517.38-123,537.08-49,234.19

Finding the Fourth Proportional to 89,517.38, 123,537.08 and 49,234.19

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Solution

The fourth proportional to 89,517.38, 123,537.08 and 49,234.19 is: 67,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517.38 : 123,537.08 = 49,234.19 : x
  2. Step 2: Convert to fraction form
    89,517.38/123,537.08 = 49,234.19/x
  3. Step 3: Cross multiply
    89,517.38x = 123,537.08 × 49,234.19
  4. Step 4: Simplify right side
    89,517.38x = 6,082,247,574.17
  5. Step 5: Solve for x
    x = 6,082,247,574.17/89,517.38
  6. Step 6: Final answer
    x = 67,944.88

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1.5x scale

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.