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Finding the Fourth Proportional to 244.10, 366.44 and 161.86

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Solution

The fourth proportional to 244.10, 366.44 and 161.86 is: 242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.10 : 366.44 = 161.86 : x
  2. Step 2: Convert to fraction form
    244.10/366.44 = 161.86/x
  3. Step 3: Cross multiply
    244.10x = 366.44 × 161.86
  4. Step 4: Simplify right side
    244.10x = 59,311.68
  5. Step 5: Solve for x
    x = 59,311.68/244.10
  6. Step 6: Final answer
    x = 242.98

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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.