Home / 54,298.59-81,431.33-26,201.09

Finding the Fourth Proportional to 54,298.59, 81,431.33 and 26,201.09

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Solution

The fourth proportional to 54,298.59, 81,431.33 and 26,201.09 is: 39,293.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.59 : 81,431.33 = 26,201.09 : x
  2. Step 2: Convert to fraction form
    54,298.59/81,431.33 = 26,201.09/x
  3. Step 3: Cross multiply
    54,298.59x = 81,431.33 × 26,201.09
  4. Step 4: Simplify right side
    54,298.59x = 2,133,589,067.99
  5. Step 5: Solve for x
    x = 2,133,589,067.99/54,298.59
  6. Step 6: Final answer
    x = 39,293.64

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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.