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Finding the Fourth Proportional to 44.71, 61.66 and 35.48

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Solution

The fourth proportional to 44.71, 61.66 and 35.48 is: 48.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.71 : 61.66 = 35.48 : x
  2. Step 2: Convert to fraction form
    44.71/61.66 = 35.48/x
  3. Step 3: Cross multiply
    44.71x = 61.66 × 35.48
  4. Step 4: Simplify right side
    44.71x = 2,187.30
  5. Step 5: Solve for x
    x = 2,187.30/44.71
  6. Step 6: Final answer
    x = 48.92

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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.