Home / 197,324.20-295,986.30-72,713.80

Finding the Fourth Proportional to 197,324.20, 295,986.30 and 72,713.80

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Solution

The fourth proportional to 197,324.20, 295,986.30 and 72,713.80 is: 109,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,324.20 : 295,986.30 = 72,713.80 : x
  2. Step 2: Convert to fraction form
    197,324.20/295,986.30 = 72,713.80/x
  3. Step 3: Cross multiply
    197,324.20x = 295,986.30 × 72,713.80
  4. Step 4: Simplify right side
    197,324.20x = 21,522,288,620.94
  5. Step 5: Solve for x
    x = 21,522,288,620.94/197,324.20
  6. Step 6: Final answer
    x = 109,070.70

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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.