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Finding the Fourth Proportional to 67.33, 92.89 and 44.03

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Solution

The fourth proportional to 67.33, 92.89 and 44.03 is: 60.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.33 : 92.89 = 44.03 : x
  2. Step 2: Convert to fraction form
    67.33/92.89 = 44.03/x
  3. Step 3: Cross multiply
    67.33x = 92.89 × 44.03
  4. Step 4: Simplify right side
    67.33x = 4,089.46
  5. Step 5: Solve for x
    x = 4,089.46/67.33
  6. Step 6: Final answer
    x = 60.74

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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.