Home / 204,561.64-282,287.19-113,921.43

Finding the Fourth Proportional to 204,561.64, 282,287.19 and 113,921.43

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Solution

The fourth proportional to 204,561.64, 282,287.19 and 113,921.43 is: 157,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,561.64 : 282,287.19 = 113,921.43 : x
  2. Step 2: Convert to fraction form
    204,561.64/282,287.19 = 113,921.43/x
  3. Step 3: Cross multiply
    204,561.64x = 282,287.19 × 113,921.43
  4. Step 4: Simplify right side
    204,561.64x = 32,158,560,355.48
  5. Step 5: Solve for x
    x = 32,158,560,355.48/204,561.64
  6. Step 6: Final answer
    x = 157,207.19

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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.