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Finding the Fourth Proportional to 244.88, 338.06 and 166.61

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Solution

The fourth proportional to 244.88, 338.06 and 166.61 is: 230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.88 : 338.06 = 166.61 : x
  2. Step 2: Convert to fraction form
    244.88/338.06 = 166.61/x
  3. Step 3: Cross multiply
    244.88x = 338.06 × 166.61
  4. Step 4: Simplify right side
    244.88x = 56,324.18
  5. Step 5: Solve for x
    x = 56,324.18/244.88
  6. Step 6: Final answer
    x = 230.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.