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Finding the Fourth Proportional to 44.82, 67.42 and 35.25

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Solution

The fourth proportional to 44.82, 67.42 and 35.25 is: 53.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.82 : 67.42 = 35.25 : x
  2. Step 2: Convert to fraction form
    44.82/67.42 = 35.25/x
  3. Step 3: Cross multiply
    44.82x = 67.42 × 35.25
  4. Step 4: Simplify right side
    44.82x = 2,376.56
  5. Step 5: Solve for x
    x = 2,376.56/44.82
  6. Step 6: Final answer
    x = 53.02

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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.