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Finding the Fourth Proportional to 244.96, 367.42 and 107.88

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Solution

The fourth proportional to 244.96, 367.42 and 107.88 is: 161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.96 : 367.42 = 107.88 : x
  2. Step 2: Convert to fraction form
    244.96/367.42 = 107.88/x
  3. Step 3: Cross multiply
    244.96x = 367.42 × 107.88
  4. Step 4: Simplify right side
    244.96x = 39,637.27
  5. Step 5: Solve for x
    x = 39,637.27/244.96
  6. Step 6: Final answer
    x = 161.81

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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.