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Finding the Fourth Proportional to 182.91, 274.35 and 67.41

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Solution

The fourth proportional to 182.91, 274.35 and 67.41 is: 101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.91 : 274.35 = 67.41 : x
  2. Step 2: Convert to fraction form
    182.91/274.35 = 67.41/x
  3. Step 3: Cross multiply
    182.91x = 274.35 × 67.41
  4. Step 4: Simplify right side
    182.91x = 18,493.93
  5. Step 5: Solve for x
    x = 18,493.93/182.91
  6. Step 6: Final answer
    x = 101.11

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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.