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Finding the Fourth Proportional to 244.15, 365.99 and 135.71

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Solution

The fourth proportional to 244.15, 365.99 and 135.71 is: 203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.15 : 365.99 = 135.71 : x
  2. Step 2: Convert to fraction form
    244.15/365.99 = 135.71/x
  3. Step 3: Cross multiply
    244.15x = 365.99 × 135.71
  4. Step 4: Simplify right side
    244.15x = 49,667.37
  5. Step 5: Solve for x
    x = 49,667.37/244.15
  6. Step 6: Final answer
    x = 203.43

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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.