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Finding the Fourth Proportional to 244.78, 337.80 and 134.26

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Solution

The fourth proportional to 244.78, 337.80 and 134.26 is: 185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.78 : 337.80 = 134.26 : x
  2. Step 2: Convert to fraction form
    244.78/337.80 = 134.26/x
  3. Step 3: Cross multiply
    244.78x = 337.80 × 134.26
  4. Step 4: Simplify right side
    244.78x = 45,353.03
  5. Step 5: Solve for x
    x = 45,353.03/244.78
  6. Step 6: Final answer
    x = 185.28

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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.