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Finding the Fourth Proportional to 44.74, 61.21 and 44.49

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Solution

The fourth proportional to 44.74, 61.21 and 44.49 is: 60.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.74 : 61.21 = 44.49 : x
  2. Step 2: Convert to fraction form
    44.74/61.21 = 44.49/x
  3. Step 3: Cross multiply
    44.74x = 61.21 × 44.49
  4. Step 4: Simplify right side
    44.74x = 2,723.23
  5. Step 5: Solve for x
    x = 2,723.23/44.74
  6. Step 6: Final answer
    x = 60.87

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Find fourth proportional to 22.37, 30.61 and 22.25
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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.