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Finding the Fourth Proportional to 226.06, 337.49 and 193.57

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Solution

The fourth proportional to 226.06, 337.49 and 193.57 is: 288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226.06 : 337.49 = 193.57 : x
  2. Step 2: Convert to fraction form
    226.06/337.49 = 193.57/x
  3. Step 3: Cross multiply
    226.06x = 337.49 × 193.57
  4. Step 4: Simplify right side
    226.06x = 65,326.85
  5. Step 5: Solve for x
    x = 65,326.85/226.06
  6. Step 6: Final answer
    x = 288.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.