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Finding the Fourth Proportional to 269.29, 404.11 and 95.95

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Solution

The fourth proportional to 269.29, 404.11 and 95.95 is: 143.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.29 : 404.11 = 95.95 : x
  2. Step 2: Convert to fraction form
    269.29/404.11 = 95.95/x
  3. Step 3: Cross multiply
    269.29x = 404.11 × 95.95
  4. Step 4: Simplify right side
    269.29x = 38,774.35
  5. Step 5: Solve for x
    x = 38,774.35/269.29
  6. Step 6: Final answer
    x = 143.99

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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.