Home / 54,727.94-82,091.92-42,266.15

Finding the Fourth Proportional to 54,727.94, 82,091.92 and 42,266.15

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Solution

The fourth proportional to 54,727.94, 82,091.92 and 42,266.15 is: 63,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,727.94 : 82,091.92 = 42,266.15 : x
  2. Step 2: Convert to fraction form
    54,727.94/82,091.92 = 42,266.15/x
  3. Step 3: Cross multiply
    54,727.94x = 82,091.92 × 42,266.15
  4. Step 4: Simplify right side
    54,727.94x = 3,469,708,888.38
  5. Step 5: Solve for x
    x = 3,469,708,888.38/54,727.94
  6. Step 6: Final answer
    x = 63,399.22

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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.