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Finding the Fourth Proportional to 122.73, 184.08 and 37.23

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Solution

The fourth proportional to 122.73, 184.08 and 37.23 is: 55.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122.73 : 184.08 = 37.23 : x
  2. Step 2: Convert to fraction form
    122.73/184.08 = 37.23/x
  3. Step 3: Cross multiply
    122.73x = 184.08 × 37.23
  4. Step 4: Simplify right side
    122.73x = 6,853.30
  5. Step 5: Solve for x
    x = 6,853.30/122.73
  6. Step 6: Final answer
    x = 55.84

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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.