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Finding the Fourth Proportional to 67.03, 92.37 and 62.44

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Solution

The fourth proportional to 67.03, 92.37 and 62.44 is: 86.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.03 : 92.37 = 62.44 : x
  2. Step 2: Convert to fraction form
    67.03/92.37 = 62.44/x
  3. Step 3: Cross multiply
    67.03x = 92.37 × 62.44
  4. Step 4: Simplify right side
    67.03x = 5,767.58
  5. Step 5: Solve for x
    x = 5,767.58/67.03
  6. Step 6: Final answer
    x = 86.04

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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.