Home / 202,183.80-303,166.35-83,867.10

Finding the Fourth Proportional to 202,183.80, 303,166.35 and 83,867.10

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Solution

The fourth proportional to 202,183.80, 303,166.35 and 83,867.10 is: 125,755.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,183.80 : 303,166.35 = 83,867.10 : x
  2. Step 2: Convert to fraction form
    202,183.80/303,166.35 = 83,867.10/x
  3. Step 3: Cross multiply
    202,183.80x = 303,166.35 × 83,867.10
  4. Step 4: Simplify right side
    202,183.80x = 25,425,682,592.09
  5. Step 5: Solve for x
    x = 25,425,682,592.09/202,183.80
  6. Step 6: Final answer
    x = 125,755.29

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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.