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Finding the Fourth Proportional to 122.73, 184.10 and 41.58

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Solution

The fourth proportional to 122.73, 184.10 and 41.58 is: 62.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122.73 : 184.10 = 41.58 : x
  2. Step 2: Convert to fraction form
    122.73/184.10 = 41.58/x
  3. Step 3: Cross multiply
    122.73x = 184.10 × 41.58
  4. Step 4: Simplify right side
    122.73x = 7,654.67
  5. Step 5: Solve for x
    x = 7,654.67/122.73
  6. Step 6: Final answer
    x = 62.37

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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.