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Finding the Fourth Proportional to 95.82, 132.08 and 73.95

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Solution

The fourth proportional to 95.82, 132.08 and 73.95 is: 101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.82 : 132.08 = 73.95 : x
  2. Step 2: Convert to fraction form
    95.82/132.08 = 73.95/x
  3. Step 3: Cross multiply
    95.82x = 132.08 × 73.95
  4. Step 4: Simplify right side
    95.82x = 9,766.95
  5. Step 5: Solve for x
    x = 9,766.95/95.82
  6. Step 6: Final answer
    x = 101.93

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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.