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Finding the Fourth Proportional to 367.22, 550.83 and 110.72

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Solution

The fourth proportional to 367.22, 550.83 and 110.72 is: 166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.22 : 550.83 = 110.72 : x
  2. Step 2: Convert to fraction form
    367.22/550.83 = 110.72/x
  3. Step 3: Cross multiply
    367.22x = 550.83 × 110.72
  4. Step 4: Simplify right side
    367.22x = 60,989.27
  5. Step 5: Solve for x
    x = 60,989.27/367.22
  6. Step 6: Final answer
    x = 166.08

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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.