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Finding the Fourth Proportional to 367.52, 550.94 and 159.28

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Solution

The fourth proportional to 367.52, 550.94 and 159.28 is: 238.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.52 : 550.94 = 159.28 : x
  2. Step 2: Convert to fraction form
    367.52/550.94 = 159.28/x
  3. Step 3: Cross multiply
    367.52x = 550.94 × 159.28
  4. Step 4: Simplify right side
    367.52x = 87,751.55
  5. Step 5: Solve for x
    x = 87,751.55/367.52
  6. Step 6: Final answer
    x = 238.77

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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.