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Finding the Fourth Proportional to 95.29, 142.97 and 41.19

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Solution

The fourth proportional to 95.29, 142.97 and 41.19 is: 61.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.29 : 142.97 = 41.19 : x
  2. Step 2: Convert to fraction form
    95.29/142.97 = 41.19/x
  3. Step 3: Cross multiply
    95.29x = 142.97 × 41.19
  4. Step 4: Simplify right side
    95.29x = 5,888.93
  5. Step 5: Solve for x
    x = 5,888.93/95.29
  6. Step 6: Final answer
    x = 61.80

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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.