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Finding the Fourth Proportional to 367.08, 550.46 and 123.54

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Solution

The fourth proportional to 367.08, 550.46 and 123.54 is: 185.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.08 : 550.46 = 123.54 : x
  2. Step 2: Convert to fraction form
    367.08/550.46 = 123.54/x
  3. Step 3: Cross multiply
    367.08x = 550.46 × 123.54
  4. Step 4: Simplify right side
    367.08x = 68,003.83
  5. Step 5: Solve for x
    x = 68,003.83/367.08
  6. Step 6: Final answer
    x = 185.26

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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.