Home / 202,268.28-303,231.06-83,865.72

Finding the Fourth Proportional to 202,268.28, 303,231.06 and 83,865.72

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Solution

The fourth proportional to 202,268.28, 303,231.06 and 83,865.72 is: 125,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,268.28 : 303,231.06 = 83,865.72 : x
  2. Step 2: Convert to fraction form
    202,268.28/303,231.06 = 83,865.72/x
  3. Step 3: Cross multiply
    202,268.28x = 303,231.06 × 83,865.72
  4. Step 4: Simplify right side
    202,268.28x = 25,430,691,173.26
  5. Step 5: Solve for x
    x = 25,430,691,173.26/202,268.28
  6. Step 6: Final answer
    x = 125,727.53

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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.