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Finding the Fourth Proportional to 41.14, 61.71 and 34

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Solution

The fourth proportional to 41.14, 61.71 and 34 is: 51.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.14 : 61.71 = 34 : x
  2. Step 2: Convert to fraction form
    41.14/61.71 = 34/x
  3. Step 3: Cross multiply
    41.14x = 61.71 × 34
  4. Step 4: Simplify right side
    41.14x = 2,098.14
  5. Step 5: Solve for x
    x = 2,098.14/41.14
  6. Step 6: Final answer
    x = 51.00

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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.