Home / 54,161.33-81,241.74-14,718.38

Finding the Fourth Proportional to 54,161.33, 81,241.74 and 14,718.38

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Solution

The fourth proportional to 54,161.33, 81,241.74 and 14,718.38 is: 22,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.33 : 81,241.74 = 14,718.38 : x
  2. Step 2: Convert to fraction form
    54,161.33/81,241.74 = 14,718.38/x
  3. Step 3: Cross multiply
    54,161.33x = 81,241.74 × 14,718.38
  4. Step 4: Simplify right side
    54,161.33x = 1,195,746,394.97
  5. Step 5: Solve for x
    x = 1,195,746,394.97/54,161.33
  6. Step 6: Final answer
    x = 22,077.50

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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.