Home / 193,143.43-266,550.24-108,260.50

Finding the Fourth Proportional to 193,143.43, 266,550.24 and 108,260.50

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Solution

The fourth proportional to 193,143.43, 266,550.24 and 108,260.50 is: 149,406.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,143.43 : 266,550.24 = 108,260.50 : x
  2. Step 2: Convert to fraction form
    193,143.43/266,550.24 = 108,260.50/x
  3. Step 3: Cross multiply
    193,143.43x = 266,550.24 × 108,260.50
  4. Step 4: Simplify right side
    193,143.43x = 28,856,862,257.52
  5. Step 5: Solve for x
    x = 28,856,862,257.52/193,143.43
  6. Step 6: Final answer
    x = 149,406.39

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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.