Home / 204,440.72-282,131.38-113,797.68

Finding the Fourth Proportional to 204,440.72, 282,131.38 and 113,797.68

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Solution

The fourth proportional to 204,440.72, 282,131.38 and 113,797.68 is: 157,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,440.72 : 282,131.38 = 113,797.68 : x
  2. Step 2: Convert to fraction form
    204,440.72/282,131.38 = 113,797.68/x
  3. Step 3: Cross multiply
    204,440.72x = 282,131.38 × 113,797.68
  4. Step 4: Simplify right side
    204,440.72x = 32,105,896,499.20
  5. Step 5: Solve for x
    x = 32,105,896,499.20/204,440.72
  6. Step 6: Final answer
    x = 157,042.57

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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.