Home / 96,680.82-133,418.97-54,239.25

Finding the Fourth Proportional to 96,680.82, 133,418.97 and 54,239.25

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Solution

The fourth proportional to 96,680.82, 133,418.97 and 54,239.25 is: 74,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,680.82 : 133,418.97 = 54,239.25 : x
  2. Step 2: Convert to fraction form
    96,680.82/133,418.97 = 54,239.25/x
  3. Step 3: Cross multiply
    96,680.82x = 133,418.97 × 54,239.25
  4. Step 4: Simplify right side
    96,680.82x = 7,236,544,868.57
  5. Step 5: Solve for x
    x = 7,236,544,868.57/96,680.82
  6. Step 6: Final answer
    x = 74,849.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.