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Finding the Fourth Proportional to 269.01, 404.01 and 166.50

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Solution

The fourth proportional to 269.01, 404.01 and 166.50 is: 250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.01 : 404.01 = 166.50 : x
  2. Step 2: Convert to fraction form
    269.01/404.01 = 166.50/x
  3. Step 3: Cross multiply
    269.01x = 404.01 × 166.50
  4. Step 4: Simplify right side
    269.01x = 67,267.67
  5. Step 5: Solve for x
    x = 67,267.67/269.01
  6. Step 6: Final answer
    x = 250.06

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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.