Home / 54,855.94-82,221.68-25,212.52

Finding the Fourth Proportional to 54,855.94, 82,221.68 and 25,212.52

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Solution

The fourth proportional to 54,855.94, 82,221.68 and 25,212.52 is: 37,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,855.94 : 82,221.68 = 25,212.52 : x
  2. Step 2: Convert to fraction form
    54,855.94/82,221.68 = 25,212.52/x
  3. Step 3: Cross multiply
    54,855.94x = 82,221.68 × 25,212.52
  4. Step 4: Simplify right side
    54,855.94x = 2,073,015,751.43
  5. Step 5: Solve for x
    x = 2,073,015,751.43/54,855.94
  6. Step 6: Final answer
    x = 37,790.18

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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.