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Finding the Fourth Proportional to 367.01, 550.19 and 161.42

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Solution

The fourth proportional to 367.01, 550.19 and 161.42 is: 241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.01 : 550.19 = 161.42 : x
  2. Step 2: Convert to fraction form
    367.01/550.19 = 161.42/x
  3. Step 3: Cross multiply
    367.01x = 550.19 × 161.42
  4. Step 4: Simplify right side
    367.01x = 88,808.11
  5. Step 5: Solve for x
    x = 88,808.11/367.01
  6. Step 6: Final answer
    x = 241.98

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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.