Home / 202,202.70-303,304.05-198,266.10

Finding the Fourth Proportional to 202,202.70, 303,304.05 and 198,266.10

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Solution

The fourth proportional to 202,202.70, 303,304.05 and 198,266.10 is: 297,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,202.70 : 303,304.05 = 198,266.10 : x
  2. Step 2: Convert to fraction form
    202,202.70/303,304.05 = 198,266.10/x
  3. Step 3: Cross multiply
    202,202.70x = 303,304.05 × 198,266.10
  4. Step 4: Simplify right side
    202,202.70x = 60,134,911,107.71
  5. Step 5: Solve for x
    x = 60,134,911,107.71/202,202.70
  6. Step 6: Final answer
    x = 297,399.15

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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.