Home / 54,685.73-81,936.26-33,581.79

Finding the Fourth Proportional to 54,685.73, 81,936.26 and 33,581.79

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Solution

The fourth proportional to 54,685.73, 81,936.26 and 33,581.79 is: 50,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,685.73 : 81,936.26 = 33,581.79 : x
  2. Step 2: Convert to fraction form
    54,685.73/81,936.26 = 33,581.79/x
  3. Step 3: Cross multiply
    54,685.73x = 81,936.26 × 33,581.79
  4. Step 4: Simplify right side
    54,685.73x = 2,751,566,234.73
  5. Step 5: Solve for x
    x = 2,751,566,234.73/54,685.73
  6. Step 6: Final answer
    x = 50,315.98

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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.