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Finding the Fourth Proportional to 202.27, 279.06 and 182.63

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Solution

The fourth proportional to 202.27, 279.06 and 182.63 is: 251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.27 : 279.06 = 182.63 : x
  2. Step 2: Convert to fraction form
    202.27/279.06 = 182.63/x
  3. Step 3: Cross multiply
    202.27x = 279.06 × 182.63
  4. Step 4: Simplify right side
    202.27x = 50,962.65
  5. Step 5: Solve for x
    x = 50,962.65/202.27
  6. Step 6: Final answer
    x = 251.96

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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.