Home / 204,129.40-306,191.94-63,889.24

Finding the Fourth Proportional to 204,129.40, 306,191.94 and 63,889.24

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Solution

The fourth proportional to 204,129.40, 306,191.94 and 63,889.24 is: 95,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,129.40 : 306,191.94 = 63,889.24 : x
  2. Step 2: Convert to fraction form
    204,129.40/306,191.94 = 63,889.24/x
  3. Step 3: Cross multiply
    204,129.40x = 306,191.94 × 63,889.24
  4. Step 4: Simplify right side
    204,129.40x = 19,562,370,340.73
  5. Step 5: Solve for x
    x = 19,562,370,340.73/204,129.40
  6. Step 6: Final answer
    x = 95,833.18

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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.