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Finding the Fourth Proportional to 244.24, 336.96 and 145.96

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Solution

The fourth proportional to 244.24, 336.96 and 145.96 is: 201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.24 : 336.96 = 145.96 : x
  2. Step 2: Convert to fraction form
    244.24/336.96 = 145.96/x
  3. Step 3: Cross multiply
    244.24x = 336.96 × 145.96
  4. Step 4: Simplify right side
    244.24x = 49,182.68
  5. Step 5: Solve for x
    x = 49,182.68/244.24
  6. Step 6: Final answer
    x = 201.37

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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.