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Finding the Fourth Proportional to 244.85, 367.70 and 135.11

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Solution

The fourth proportional to 244.85, 367.70 and 135.11 is: 202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.85 : 367.70 = 135.11 : x
  2. Step 2: Convert to fraction form
    244.85/367.70 = 135.11/x
  3. Step 3: Cross multiply
    244.85x = 367.70 × 135.11
  4. Step 4: Simplify right side
    244.85x = 49,679.27
  5. Step 5: Solve for x
    x = 49,679.27/244.85
  6. Step 6: Final answer
    x = 202.90

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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.