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Finding the Fourth Proportional to 244.91, 367.32 and 71.54

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Solution

The fourth proportional to 244.91, 367.32 and 71.54 is: 107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.91 : 367.32 = 71.54 : x
  2. Step 2: Convert to fraction form
    244.91/367.32 = 71.54/x
  3. Step 3: Cross multiply
    244.91x = 367.32 × 71.54
  4. Step 4: Simplify right side
    244.91x = 26,278.07
  5. Step 5: Solve for x
    x = 26,278.07/244.91
  6. Step 6: Final answer
    x = 107.30

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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.