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Finding the Fourth Proportional to 269.33, 371.52 and 176.04

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Solution

The fourth proportional to 269.33, 371.52 and 176.04 is: 242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.33 : 371.52 = 176.04 : x
  2. Step 2: Convert to fraction form
    269.33/371.52 = 176.04/x
  3. Step 3: Cross multiply
    269.33x = 371.52 × 176.04
  4. Step 4: Simplify right side
    269.33x = 65,402.38
  5. Step 5: Solve for x
    x = 65,402.38/269.33
  6. Step 6: Final answer
    x = 242.84

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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.