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Finding the Fourth Proportional to 61.93, 92.89 and 29.42

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Solution

The fourth proportional to 61.93, 92.89 and 29.42 is: 44.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.93 : 92.89 = 29.42 : x
  2. Step 2: Convert to fraction form
    61.93/92.89 = 29.42/x
  3. Step 3: Cross multiply
    61.93x = 92.89 × 29.42
  4. Step 4: Simplify right side
    61.93x = 2,732.74
  5. Step 5: Solve for x
    x = 2,732.74/61.93
  6. Step 6: Final answer
    x = 44.13

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