Home / 202,344.80-303,517.20-199,392.35

Finding the Fourth Proportional to 202,344.80, 303,517.20 and 199,392.35

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Solution

The fourth proportional to 202,344.80, 303,517.20 and 199,392.35 is: 299,088.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,344.80 : 303,517.20 = 199,392.35 : x
  2. Step 2: Convert to fraction form
    202,344.80/303,517.20 = 199,392.35/x
  3. Step 3: Cross multiply
    202,344.80x = 303,517.20 × 199,392.35
  4. Step 4: Simplify right side
    202,344.80x = 60,519,007,773.42
  5. Step 5: Solve for x
    x = 60,519,007,773.42/202,344.80
  6. Step 6: Final answer
    x = 299,088.53

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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.