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Finding the Fourth Proportional to 95.22, 131.36 and 60.24

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Solution

The fourth proportional to 95.22, 131.36 and 60.24 is: 83.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.22 : 131.36 = 60.24 : x
  2. Step 2: Convert to fraction form
    95.22/131.36 = 60.24/x
  3. Step 3: Cross multiply
    95.22x = 131.36 × 60.24
  4. Step 4: Simplify right side
    95.22x = 7,912.62
  5. Step 5: Solve for x
    x = 7,912.62/95.22
  6. Step 6: Final answer
    x = 83.10

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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.