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Finding the Fourth Proportional to 250.52, 375.12 and 163.58

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Solution

The fourth proportional to 250.52, 375.12 and 163.58 is: 244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.52 : 375.12 = 163.58 : x
  2. Step 2: Convert to fraction form
    250.52/375.12 = 163.58/x
  3. Step 3: Cross multiply
    250.52x = 375.12 × 163.58
  4. Step 4: Simplify right side
    250.52x = 61,360.25
  5. Step 5: Solve for x
    x = 61,360.25/250.52
  6. Step 6: Final answer
    x = 244.94

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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.