Home / 222,753.24-307,371.92-142,227.90

Finding the Fourth Proportional to 222,753.24, 307,371.92 and 142,227.90

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Solution

The fourth proportional to 222,753.24, 307,371.92 and 142,227.90 is: 196,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,753.24 : 307,371.92 = 142,227.90 : x
  2. Step 2: Convert to fraction form
    222,753.24/307,371.92 = 142,227.90/x
  3. Step 3: Cross multiply
    222,753.24x = 307,371.92 × 142,227.90
  4. Step 4: Simplify right side
    222,753.24x = 43,716,861,989.43
  5. Step 5: Solve for x
    x = 43,716,861,989.43/222,753.24
  6. Step 6: Final answer
    x = 196,256.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.