Home / 204,398.22-306,598.70-71,277.96

Finding the Fourth Proportional to 204,398.22, 306,598.70 and 71,277.96

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Solution

The fourth proportional to 204,398.22, 306,598.70 and 71,277.96 is: 106,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,398.22 : 306,598.70 = 71,277.96 : x
  2. Step 2: Convert to fraction form
    204,398.22/306,598.70 = 71,277.96/x
  3. Step 3: Cross multiply
    204,398.22x = 306,598.70 × 71,277.96
  4. Step 4: Simplify right side
    204,398.22x = 21,853,729,518.26
  5. Step 5: Solve for x
    x = 21,853,729,518.26/204,398.22
  6. Step 6: Final answer
    x = 106,917.42

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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.