Home / 204,634.92-282,395.70-143,470.92

Finding the Fourth Proportional to 204,634.92, 282,395.70 and 143,470.92

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Solution

The fourth proportional to 204,634.92, 282,395.70 and 143,470.92 is: 197,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,634.92 : 282,395.70 = 143,470.92 : x
  2. Step 2: Convert to fraction form
    204,634.92/282,395.70 = 143,470.92/x
  3. Step 3: Cross multiply
    204,634.92x = 282,395.70 × 143,470.92
  4. Step 4: Simplify right side
    204,634.92x = 40,515,570,883.04
  5. Step 5: Solve for x
    x = 40,515,570,883.04/204,634.92
  6. Step 6: Final answer
    x = 197,989.53

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1.5x scale

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.