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Finding the Fourth Proportional to 144.96, 200.07 and 132.66

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Solution

The fourth proportional to 144.96, 200.07 and 132.66 is: 183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144.96 : 200.07 = 132.66 : x
  2. Step 2: Convert to fraction form
    144.96/200.07 = 132.66/x
  3. Step 3: Cross multiply
    144.96x = 200.07 × 132.66
  4. Step 4: Simplify right side
    144.96x = 26,540.45
  5. Step 5: Solve for x
    x = 26,540.45/144.96
  6. Step 6: Final answer
    x = 183.09

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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.