Home / 203,600.22-305,419.77-63,321.18

Finding the Fourth Proportional to 203,600.22, 305,419.77 and 63,321.18

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Solution

The fourth proportional to 203,600.22, 305,419.77 and 63,321.18 is: 94,987.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,600.22 : 305,419.77 = 63,321.18 : x
  2. Step 2: Convert to fraction form
    203,600.22/305,419.77 = 63,321.18/x
  3. Step 3: Cross multiply
    203,600.22x = 305,419.77 × 63,321.18
  4. Step 4: Simplify right side
    203,600.22x = 19,339,540,231.73
  5. Step 5: Solve for x
    x = 19,339,540,231.73/203,600.22
  6. Step 6: Final answer
    x = 94,987.82

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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.