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Finding the Fourth Proportional to 67.44, 101.25 and 44.66

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Solution

The fourth proportional to 67.44, 101.25 and 44.66 is: 67.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.44 : 101.25 = 44.66 : x
  2. Step 2: Convert to fraction form
    67.44/101.25 = 44.66/x
  3. Step 3: Cross multiply
    67.44x = 101.25 × 44.66
  4. Step 4: Simplify right side
    67.44x = 4,522.08
  5. Step 5: Solve for x
    x = 4,522.08/67.44
  6. Step 6: Final answer
    x = 67.05

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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.