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Finding the Fourth Proportional to 44.87, 61.97 and 35.69

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Solution

The fourth proportional to 44.87, 61.97 and 35.69 is: 49.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.87 : 61.97 = 35.69 : x
  2. Step 2: Convert to fraction form
    44.87/61.97 = 35.69/x
  3. Step 3: Cross multiply
    44.87x = 61.97 × 35.69
  4. Step 4: Simplify right side
    44.87x = 2,211.22
  5. Step 5: Solve for x
    x = 2,211.22/44.87
  6. Step 6: Final answer
    x = 49.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.