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Finding the Fourth Proportional to 167.52, 250.06 and 145.82

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Solution

The fourth proportional to 167.52, 250.06 and 145.82 is: 217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167.52 : 250.06 = 145.82 : x
  2. Step 2: Convert to fraction form
    167.52/250.06 = 145.82/x
  3. Step 3: Cross multiply
    167.52x = 250.06 × 145.82
  4. Step 4: Simplify right side
    167.52x = 36,463.75
  5. Step 5: Solve for x
    x = 36,463.75/167.52
  6. Step 6: Final answer
    x = 217.67

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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.