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Finding the Fourth Proportional to 67.04, 92.48 and 44

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Solution

The fourth proportional to 67.04, 92.48 and 44 is: 60.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.04 : 92.48 = 44 : x
  2. Step 2: Convert to fraction form
    67.04/92.48 = 44/x
  3. Step 3: Cross multiply
    67.04x = 92.48 × 44
  4. Step 4: Simplify right side
    67.04x = 4,069.12
  5. Step 5: Solve for x
    x = 4,069.12/67.04
  6. Step 6: Final answer
    x = 60.70

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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.