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Finding the Fourth Proportional to 63.48, 95.79 and 60.98

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Solution

The fourth proportional to 63.48, 95.79 and 60.98 is: 92.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.48 : 95.79 = 60.98 : x
  2. Step 2: Convert to fraction form
    63.48/95.79 = 60.98/x
  3. Step 3: Cross multiply
    63.48x = 95.79 × 60.98
  4. Step 4: Simplify right side
    63.48x = 5,841.27
  5. Step 5: Solve for x
    x = 5,841.27/63.48
  6. Step 6: Final answer
    x = 92.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.