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Finding the Fourth Proportional to 246.33, 369.36 and 122.66

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Solution

The fourth proportional to 246.33, 369.36 and 122.66 is: 183.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.33 : 369.36 = 122.66 : x
  2. Step 2: Convert to fraction form
    246.33/369.36 = 122.66/x
  3. Step 3: Cross multiply
    246.33x = 369.36 × 122.66
  4. Step 4: Simplify right side
    246.33x = 45,306.79
  5. Step 5: Solve for x
    x = 45,306.79/246.33
  6. Step 6: Final answer
    x = 183.93

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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.