Home / 204,168.24-306,251.28-71,047.44

Finding the Fourth Proportional to 204,168.24, 306,251.28 and 71,047.44

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Solution

The fourth proportional to 204,168.24, 306,251.28 and 71,047.44 is: 106,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,168.24 : 306,251.28 = 71,047.44 : x
  2. Step 2: Convert to fraction form
    204,168.24/306,251.28 = 71,047.44/x
  3. Step 3: Cross multiply
    204,168.24x = 306,251.28 × 71,047.44
  4. Step 4: Simplify right side
    204,168.24x = 21,758,369,440.72
  5. Step 5: Solve for x
    x = 21,758,369,440.72/204,168.24
  6. Step 6: Final answer
    x = 106,570.78

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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.