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Finding the Fourth Proportional to 206.61, 284.76 and 182.01

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Solution

The fourth proportional to 206.61, 284.76 and 182.01 is: 250.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    206.61 : 284.76 = 182.01 : x
  2. Step 2: Convert to fraction form
    206.61/284.76 = 182.01/x
  3. Step 3: Cross multiply
    206.61x = 284.76 × 182.01
  4. Step 4: Simplify right side
    206.61x = 51,829.17
  5. Step 5: Solve for x
    x = 51,829.17/206.61
  6. Step 6: Final answer
    x = 250.86

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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.