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Finding the Fourth Proportional to 244.16, 366.36 and 122.48

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Solution

The fourth proportional to 244.16, 366.36 and 122.48 is: 183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.16 : 366.36 = 122.48 : x
  2. Step 2: Convert to fraction form
    244.16/366.36 = 122.48/x
  3. Step 3: Cross multiply
    244.16x = 366.36 × 122.48
  4. Step 4: Simplify right side
    244.16x = 44,871.77
  5. Step 5: Solve for x
    x = 44,871.77/244.16
  6. Step 6: Final answer
    x = 183.78

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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.