Home / 199,834.45-275,771.61-107,953.77

Finding the Fourth Proportional to 199,834.45, 275,771.61 and 107,953.77

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Solution

The fourth proportional to 199,834.45, 275,771.61 and 107,953.77 is: 148,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,834.45 : 275,771.61 = 107,953.77 : x
  2. Step 2: Convert to fraction form
    199,834.45/275,771.61 = 107,953.77/x
  3. Step 3: Cross multiply
    199,834.45x = 275,771.61 × 107,953.77
  4. Step 4: Simplify right side
    199,834.45x = 29,770,584,958.47
  5. Step 5: Solve for x
    x = 29,770,584,958.47/199,834.45
  6. Step 6: Final answer
    x = 148,976.24

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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.