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Finding the Fourth Proportional to 163.52, 224.88 and 150.56

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Solution

The fourth proportional to 163.52, 224.88 and 150.56 is: 207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.52 : 224.88 = 150.56 : x
  2. Step 2: Convert to fraction form
    163.52/224.88 = 150.56/x
  3. Step 3: Cross multiply
    163.52x = 224.88 × 150.56
  4. Step 4: Simplify right side
    163.52x = 33,857.93
  5. Step 5: Solve for x
    x = 33,857.93/163.52
  6. Step 6: Final answer
    x = 207.06

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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.