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Finding the Fourth Proportional to 83.41, 125.08 and 29.27

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Solution

The fourth proportional to 83.41, 125.08 and 29.27 is: 43.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83.41 : 125.08 = 29.27 : x
  2. Step 2: Convert to fraction form
    83.41/125.08 = 29.27/x
  3. Step 3: Cross multiply
    83.41x = 125.08 × 29.27
  4. Step 4: Simplify right side
    83.41x = 3,661.09
  5. Step 5: Solve for x
    x = 3,661.09/83.41
  6. Step 6: Final answer
    x = 43.89

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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.