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Finding the Fourth Proportional to 244.16, 366.24 and 79.63

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Solution

The fourth proportional to 244.16, 366.24 and 79.63 is: 119.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.16 : 366.24 = 79.63 : x
  2. Step 2: Convert to fraction form
    244.16/366.24 = 79.63/x
  3. Step 3: Cross multiply
    244.16x = 366.24 × 79.63
  4. Step 4: Simplify right side
    244.16x = 29,162.85
  5. Step 5: Solve for x
    x = 29,162.85/244.16
  6. Step 6: Final answer
    x = 119.44

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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.