Home / 216,198.20-297,693-195,923.12

Finding the Fourth Proportional to 216,198.20, 297,693 and 195,923.12

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Solution

The fourth proportional to 216,198.20, 297,693 and 195,923.12 is: 269,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,198.20 : 297,693 = 195,923.12 : x
  2. Step 2: Convert to fraction form
    216,198.20/297,693 = 195,923.12/x
  3. Step 3: Cross multiply
    216,198.20x = 297,693 × 195,923.12
  4. Step 4: Simplify right side
    216,198.20x = 58,324,941,362.16
  5. Step 5: Solve for x
    x = 58,324,941,362.16/216,198.20
  6. Step 6: Final answer
    x = 269,775.33

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1.5x scale

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.