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Finding the Fourth Proportional to 60.98, 91.49 and 24.42

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Solution

The fourth proportional to 60.98, 91.49 and 24.42 is: 36.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.98 : 91.49 = 24.42 : x
  2. Step 2: Convert to fraction form
    60.98/91.49 = 24.42/x
  3. Step 3: Cross multiply
    60.98x = 91.49 × 24.42
  4. Step 4: Simplify right side
    60.98x = 2,234.19
  5. Step 5: Solve for x
    x = 2,234.19/60.98
  6. Step 6: Final answer
    x = 36.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.