Home / 82,467.38-123,694.86-26,305.22

Finding the Fourth Proportional to 82,467.38, 123,694.86 and 26,305.22

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Solution

The fourth proportional to 82,467.38, 123,694.86 and 26,305.22 is: 39,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467.38 : 123,694.86 = 26,305.22 : x
  2. Step 2: Convert to fraction form
    82,467.38/123,694.86 = 26,305.22/x
  3. Step 3: Cross multiply
    82,467.38x = 123,694.86 × 26,305.22
  4. Step 4: Simplify right side
    82,467.38x = 3,253,820,505.17
  5. Step 5: Solve for x
    x = 3,253,820,505.17/82,467.38
  6. Step 6: Final answer
    x = 39,455.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.