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Finding the Fourth Proportional to 184.73, 277.04 and 123.89

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Solution

The fourth proportional to 184.73, 277.04 and 123.89 is: 185.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.73 : 277.04 = 123.89 : x
  2. Step 2: Convert to fraction form
    184.73/277.04 = 123.89/x
  3. Step 3: Cross multiply
    184.73x = 277.04 × 123.89
  4. Step 4: Simplify right side
    184.73x = 34,320.48
  5. Step 5: Solve for x
    x = 34,320.48/184.73
  6. Step 6: Final answer
    x = 185.79

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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.