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Finding the Fourth Proportional to 247.67, 370.96 and 166.26

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Solution

The fourth proportional to 247.67, 370.96 and 166.26 is: 249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.67 : 370.96 = 166.26 : x
  2. Step 2: Convert to fraction form
    247.67/370.96 = 166.26/x
  3. Step 3: Cross multiply
    247.67x = 370.96 × 166.26
  4. Step 4: Simplify right side
    247.67x = 61,675.39
  5. Step 5: Solve for x
    x = 61,675.39/247.67
  6. Step 6: Final answer
    x = 249.03

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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.