Home / 53,121.72-73,227.42-43,673.88

Finding the Fourth Proportional to 53,121.72, 73,227.42 and 43,673.88

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Solution

The fourth proportional to 53,121.72, 73,227.42 and 43,673.88 is: 60,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,121.72 : 73,227.42 = 43,673.88 : x
  2. Step 2: Convert to fraction form
    53,121.72/73,227.42 = 43,673.88/x
  3. Step 3: Cross multiply
    53,121.72x = 73,227.42 × 43,673.88
  4. Step 4: Simplify right side
    53,121.72x = 3,198,125,553.79
  5. Step 5: Solve for x
    x = 3,198,125,553.79/53,121.72
  6. Step 6: Final answer
    x = 60,203.73

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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.