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Finding the Fourth Proportional to 244.98, 338.04 and 146.70

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Solution

The fourth proportional to 244.98, 338.04 and 146.70 is: 202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.98 : 338.04 = 146.70 : x
  2. Step 2: Convert to fraction form
    244.98/338.04 = 146.70/x
  3. Step 3: Cross multiply
    244.98x = 338.04 × 146.70
  4. Step 4: Simplify right side
    244.98x = 49,590.47
  5. Step 5: Solve for x
    x = 49,590.47/244.98
  6. Step 6: Final answer
    x = 202.43

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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.