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Finding the Fourth Proportional to 206.73, 284.94 and 183.15

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Solution

The fourth proportional to 206.73, 284.94 and 183.15 is: 252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    206.73 : 284.94 = 183.15 : x
  2. Step 2: Convert to fraction form
    206.73/284.94 = 183.15/x
  3. Step 3: Cross multiply
    206.73x = 284.94 × 183.15
  4. Step 4: Simplify right side
    206.73x = 52,186.76
  5. Step 5: Solve for x
    x = 52,186.76/206.73
  6. Step 6: Final answer
    x = 252.44

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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.