Home / 54,658.47-81,901.35-41,268.09

Finding the Fourth Proportional to 54,658.47, 81,901.35 and 41,268.09

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Solution

The fourth proportional to 54,658.47, 81,901.35 and 41,268.09 is: 61,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,658.47 : 81,901.35 = 41,268.09 : x
  2. Step 2: Convert to fraction form
    54,658.47/81,901.35 = 41,268.09/x
  3. Step 3: Cross multiply
    54,658.47x = 81,901.35 × 41,268.09
  4. Step 4: Simplify right side
    54,658.47x = 3,379,912,282.92
  5. Step 5: Solve for x
    x = 3,379,912,282.92/54,658.47
  6. Step 6: Final answer
    x = 61,836.94

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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.