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Finding the Fourth Proportional to 185.01, 276.08 and 161.92

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Solution

The fourth proportional to 185.01, 276.08 and 161.92 is: 241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.01 : 276.08 = 161.92 : x
  2. Step 2: Convert to fraction form
    185.01/276.08 = 161.92/x
  3. Step 3: Cross multiply
    185.01x = 276.08 × 161.92
  4. Step 4: Simplify right side
    185.01x = 44,702.87
  5. Step 5: Solve for x
    x = 44,702.87/185.01
  6. Step 6: Final answer
    x = 241.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.