Home / 54,104.72-81,164.75-16,667.82

Finding the Fourth Proportional to 54,104.72, 81,164.75 and 16,667.82

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Solution

The fourth proportional to 54,104.72, 81,164.75 and 16,667.82 is: 25,004.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.72 : 81,164.75 = 16,667.82 : x
  2. Step 2: Convert to fraction form
    54,104.72/81,164.75 = 16,667.82/x
  3. Step 3: Cross multiply
    54,104.72x = 81,164.75 × 16,667.82
  4. Step 4: Simplify right side
    54,104.72x = 1,352,839,360.01
  5. Step 5: Solve for x
    x = 1,352,839,360.01/54,104.72
  6. Step 6: Final answer
    x = 25,004.09

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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.