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Finding the Fourth Proportional to 61.48, 92.19 and 22.97

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Solution

The fourth proportional to 61.48, 92.19 and 22.97 is: 34.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.48 : 92.19 = 22.97 : x
  2. Step 2: Convert to fraction form
    61.48/92.19 = 22.97/x
  3. Step 3: Cross multiply
    61.48x = 92.19 × 22.97
  4. Step 4: Simplify right side
    61.48x = 2,117.60
  5. Step 5: Solve for x
    x = 2,117.60/61.48
  6. Step 6: Final answer
    x = 34.44

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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.