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Finding the Fourth Proportional to 67.45, 93.06 and 44.11

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Solution

The fourth proportional to 67.45, 93.06 and 44.11 is: 60.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.45 : 93.06 = 44.11 : x
  2. Step 2: Convert to fraction form
    67.45/93.06 = 44.11/x
  3. Step 3: Cross multiply
    67.45x = 93.06 × 44.11
  4. Step 4: Simplify right side
    67.45x = 4,104.64
  5. Step 5: Solve for x
    x = 4,104.64/67.45
  6. Step 6: Final answer
    x = 60.86

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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.