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Finding the Fourth Proportional to 244.26, 336.90 and 145.98

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Solution

The fourth proportional to 244.26, 336.90 and 145.98 is: 201.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.26 : 336.90 = 145.98 : x
  2. Step 2: Convert to fraction form
    244.26/336.90 = 145.98/x
  3. Step 3: Cross multiply
    244.26x = 336.90 × 145.98
  4. Step 4: Simplify right side
    244.26x = 49,180.66
  5. Step 5: Solve for x
    x = 49,180.66/244.26
  6. Step 6: Final answer
    x = 201.35

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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.