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Finding the Fourth Proportional to 247.24, 370.92 and 93.17

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Solution

The fourth proportional to 247.24, 370.92 and 93.17 is: 139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.24 : 370.92 = 93.17 : x
  2. Step 2: Convert to fraction form
    247.24/370.92 = 93.17/x
  3. Step 3: Cross multiply
    247.24x = 370.92 × 93.17
  4. Step 4: Simplify right side
    247.24x = 34,556.30
  5. Step 5: Solve for x
    x = 34,556.30/247.24
  6. Step 6: Final answer
    x = 139.77

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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.