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Finding the Fourth Proportional to 244.70, 367.31 and 136.58

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Solution

The fourth proportional to 244.70, 367.31 and 136.58 is: 205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.70 : 367.31 = 136.58 : x
  2. Step 2: Convert to fraction form
    244.70/367.31 = 136.58/x
  3. Step 3: Cross multiply
    244.70x = 367.31 × 136.58
  4. Step 4: Simplify right side
    244.70x = 50,167.20
  5. Step 5: Solve for x
    x = 50,167.20/244.70
  6. Step 6: Final answer
    x = 205.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.