Home / 203,282.22-305,027.43-96,786.66

Finding the Fourth Proportional to 203,282.22, 305,027.43 and 96,786.66

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Solution

The fourth proportional to 203,282.22, 305,027.43 and 96,786.66 is: 145,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,282.22 : 305,027.43 = 96,786.66 : x
  2. Step 2: Convert to fraction form
    203,282.22/305,027.43 = 96,786.66/x
  3. Step 3: Cross multiply
    203,282.22x = 305,027.43 × 96,786.66
  4. Step 4: Simplify right side
    203,282.22x = 29,522,586,158.08
  5. Step 5: Solve for x
    x = 29,522,586,158.08/203,282.22
  6. Step 6: Final answer
    x = 145,229.55

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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.