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Finding the Fourth Proportional to 183.98, 275.97 and 123.23

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Solution

The fourth proportional to 183.98, 275.97 and 123.23 is: 184.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.98 : 275.97 = 123.23 : x
  2. Step 2: Convert to fraction form
    183.98/275.97 = 123.23/x
  3. Step 3: Cross multiply
    183.98x = 275.97 × 123.23
  4. Step 4: Simplify right side
    183.98x = 34,007.78
  5. Step 5: Solve for x
    x = 34,007.78/183.98
  6. Step 6: Final answer
    x = 184.85

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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.