Home / 192,917.85-266,220.45-106,873.31

Finding the Fourth Proportional to 192,917.85, 266,220.45 and 106,873.31

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Solution

The fourth proportional to 192,917.85, 266,220.45 and 106,873.31 is: 147,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,917.85 : 266,220.45 = 106,873.31 : x
  2. Step 2: Convert to fraction form
    192,917.85/266,220.45 = 106,873.31/x
  3. Step 3: Cross multiply
    192,917.85x = 266,220.45 × 106,873.31
  4. Step 4: Simplify right side
    192,917.85x = 28,451,859,350.09
  5. Step 5: Solve for x
    x = 28,451,859,350.09/192,917.85
  6. Step 6: Final answer
    x = 147,481.74

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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.