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Finding the Fourth Proportional to 95.85, 132.22 and 60.35

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Solution

The fourth proportional to 95.85, 132.22 and 60.35 is: 83.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.85 : 132.22 = 60.35 : x
  2. Step 2: Convert to fraction form
    95.85/132.22 = 60.35/x
  3. Step 3: Cross multiply
    95.85x = 132.22 × 60.35
  4. Step 4: Simplify right side
    95.85x = 7,979.63
  5. Step 5: Solve for x
    x = 7,979.63/95.85
  6. Step 6: Final answer
    x = 83.25

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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.