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Finding the Fourth Proportional to 67.41, 101.25 and 60.57

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Solution

The fourth proportional to 67.41, 101.25 and 60.57 is: 90.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.41 : 101.25 = 60.57 : x
  2. Step 2: Convert to fraction form
    67.41/101.25 = 60.57/x
  3. Step 3: Cross multiply
    67.41x = 101.25 × 60.57
  4. Step 4: Simplify right side
    67.41x = 6,132.71
  5. Step 5: Solve for x
    x = 6,132.71/67.41
  6. Step 6: Final answer
    x = 90.98

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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.