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Finding the Fourth Proportional to 163.03, 243.66 and 150.06

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Solution

The fourth proportional to 163.03, 243.66 and 150.06 is: 224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.03 : 243.66 = 150.06 : x
  2. Step 2: Convert to fraction form
    163.03/243.66 = 150.06/x
  3. Step 3: Cross multiply
    163.03x = 243.66 × 150.06
  4. Step 4: Simplify right side
    163.03x = 36,562.40
  5. Step 5: Solve for x
    x = 36,562.40/163.03
  6. Step 6: Final answer
    x = 224.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.