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Finding the Fourth Proportional to 196.33, 294.62 and 123.25

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Solution

The fourth proportional to 196.33, 294.62 and 123.25 is: 184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.33 : 294.62 = 123.25 : x
  2. Step 2: Convert to fraction form
    196.33/294.62 = 123.25/x
  3. Step 3: Cross multiply
    196.33x = 294.62 × 123.25
  4. Step 4: Simplify right side
    196.33x = 36,311.30
  5. Step 5: Solve for x
    x = 36,311.30/196.33
  6. Step 6: Final answer
    x = 184.95

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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.