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Finding the Fourth Proportional to 166.64, 250.27 and 132.62

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Solution

The fourth proportional to 166.64, 250.27 and 132.62 is: 199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.64 : 250.27 = 132.62 : x
  2. Step 2: Convert to fraction form
    166.64/250.27 = 132.62/x
  3. Step 3: Cross multiply
    166.64x = 250.27 × 132.62
  4. Step 4: Simplify right side
    166.64x = 33,190.14
  5. Step 5: Solve for x
    x = 33,190.14/166.64
  6. Step 6: Final answer
    x = 199.17

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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.