Home / 82,195.62-123,264.27-29,590.98

Finding the Fourth Proportional to 82,195.62, 123,264.27 and 29,590.98

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Solution

The fourth proportional to 82,195.62, 123,264.27 and 29,590.98 is: 44,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,195.62 : 123,264.27 = 29,590.98 : x
  2. Step 2: Convert to fraction form
    82,195.62/123,264.27 = 29,590.98/x
  3. Step 3: Cross multiply
    82,195.62x = 123,264.27 × 29,590.98
  4. Step 4: Simplify right side
    82,195.62x = 3,647,510,548.28
  5. Step 5: Solve for x
    x = 3,647,510,548.28/82,195.62
  6. Step 6: Final answer
    x = 44,375.97

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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.