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Finding the Fourth Proportional to 205.88, 283.92 and 132.08

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Solution

The fourth proportional to 205.88, 283.92 and 132.08 is: 182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.88 : 283.92 = 132.08 : x
  2. Step 2: Convert to fraction form
    205.88/283.92 = 132.08/x
  3. Step 3: Cross multiply
    205.88x = 283.92 × 132.08
  4. Step 4: Simplify right side
    205.88x = 37,500.15
  5. Step 5: Solve for x
    x = 37,500.15/205.88
  6. Step 6: Final answer
    x = 182.15

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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.