Home / 202,490.04-303,759.36-84,241.38

Finding the Fourth Proportional to 202,490.04, 303,759.36 and 84,241.38

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Solution

The fourth proportional to 202,490.04, 303,759.36 and 84,241.38 is: 126,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,490.04 : 303,759.36 = 84,241.38 : x
  2. Step 2: Convert to fraction form
    202,490.04/303,759.36 = 84,241.38/x
  3. Step 3: Cross multiply
    202,490.04x = 303,759.36 × 84,241.38
  4. Step 4: Simplify right side
    202,490.04x = 25,589,107,674.32
  5. Step 5: Solve for x
    x = 25,589,107,674.32/202,490.04
  6. Step 6: Final answer
    x = 126,372.18

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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.