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Finding the Fourth Proportional to 244.86, 366.80 and 122.96

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Solution

The fourth proportional to 244.86, 366.80 and 122.96 is: 184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.86 : 366.80 = 122.96 : x
  2. Step 2: Convert to fraction form
    244.86/366.80 = 122.96/x
  3. Step 3: Cross multiply
    244.86x = 366.80 × 122.96
  4. Step 4: Simplify right side
    244.86x = 45,099.28
  5. Step 5: Solve for x
    x = 45,099.28/244.86
  6. Step 6: Final answer
    x = 184.18

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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.