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Finding the Fourth Proportional to 202,180.10, 303,270.15 and 199,555.70

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Solution

The fourth proportional to 202,180.10, 303,270.15 and 199,555.70 is: 299,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,180.10 : 303,270.15 = 199,555.70 : x
  2. Step 2: Convert to fraction form
    202,180.10/303,270.15 = 199,555.70/x
  3. Step 3: Cross multiply
    202,180.10x = 303,270.15 × 199,555.70
  4. Step 4: Simplify right side
    202,180.10x = 60,519,287,072.36
  5. Step 5: Solve for x
    x = 60,519,287,072.36/202,180.10
  6. Step 6: Final answer
    x = 299,333.55

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