Home / 206,629.29-285,177.23-114,769.22

Finding the Fourth Proportional to 206,629.29, 285,177.23 and 114,769.22

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Solution

The fourth proportional to 206,629.29, 285,177.23 and 114,769.22 is: 158,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,629.29 : 285,177.23 = 114,769.22 : x
  2. Step 2: Convert to fraction form
    206,629.29/285,177.23 = 114,769.22/x
  3. Step 3: Cross multiply
    206,629.29x = 285,177.23 × 114,769.22
  4. Step 4: Simplify right side
    206,629.29x = 32,729,566,249.13
  5. Step 5: Solve for x
    x = 32,729,566,249.13/206,629.29
  6. Step 6: Final answer
    x = 158,397.52

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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.