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Finding the Fourth Proportional to 204.67, 306.73 and 96.49

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Solution

The fourth proportional to 204.67, 306.73 and 96.49 is: 144.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.67 : 306.73 = 96.49 : x
  2. Step 2: Convert to fraction form
    204.67/306.73 = 96.49/x
  3. Step 3: Cross multiply
    204.67x = 306.73 × 96.49
  4. Step 4: Simplify right side
    204.67x = 29,596.38
  5. Step 5: Solve for x
    x = 29,596.38/204.67
  6. Step 6: Final answer
    x = 144.61

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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.