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Finding the Fourth Proportional to 247.23, 341.03 and 177.26

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Solution

The fourth proportional to 247.23, 341.03 and 177.26 is: 244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.23 : 341.03 = 177.26 : x
  2. Step 2: Convert to fraction form
    247.23/341.03 = 177.26/x
  3. Step 3: Cross multiply
    247.23x = 341.03 × 177.26
  4. Step 4: Simplify right side
    247.23x = 60,449.72
  5. Step 5: Solve for x
    x = 60,449.72/247.23
  6. Step 6: Final answer
    x = 244.51

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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.