Home / 175,776.42-263,311.97-80,874.39

Finding the Fourth Proportional to 175,776.42, 263,311.97 and 80,874.39

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Solution

The fourth proportional to 175,776.42, 263,311.97 and 80,874.39 is: 121,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,776.42 : 263,311.97 = 80,874.39 : x
  2. Step 2: Convert to fraction form
    175,776.42/263,311.97 = 80,874.39/x
  3. Step 3: Cross multiply
    175,776.42x = 263,311.97 × 80,874.39
  4. Step 4: Simplify right side
    175,776.42x = 21,295,193,864.94
  5. Step 5: Solve for x
    x = 21,295,193,864.94/175,776.42
  6. Step 6: Final answer
    x = 121,149.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.