Home / 202,566.20-303,849.30-199,455.80

Finding the Fourth Proportional to 202,566.20, 303,849.30 and 199,455.80

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Solution

The fourth proportional to 202,566.20, 303,849.30 and 199,455.80 is: 299,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,566.20 : 303,849.30 = 199,455.80 : x
  2. Step 2: Convert to fraction form
    202,566.20/303,849.30 = 199,455.80/x
  3. Step 3: Cross multiply
    202,566.20x = 303,849.30 × 199,455.80
  4. Step 4: Simplify right side
    202,566.20x = 60,604,505,210.94
  5. Step 5: Solve for x
    x = 60,604,505,210.94/202,566.20
  6. Step 6: Final answer
    x = 299,183.70

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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.