Home / 89,337.68-123,286.24-49,054.06

Finding the Fourth Proportional to 89,337.68, 123,286.24 and 49,054.06

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Solution

The fourth proportional to 89,337.68, 123,286.24 and 49,054.06 is: 67,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,337.68 : 123,286.24 = 49,054.06 : x
  2. Step 2: Convert to fraction form
    89,337.68/123,286.24 = 49,054.06/x
  3. Step 3: Cross multiply
    89,337.68x = 123,286.24 × 49,054.06
  4. Step 4: Simplify right side
    89,337.68x = 6,047,690,614.13
  5. Step 5: Solve for x
    x = 6,047,690,614.13/89,337.68
  6. Step 6: Final answer
    x = 67,694.74

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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.