Home / 195,570.62-269,878.11-120,104.54

Finding the Fourth Proportional to 195,570.62, 269,878.11 and 120,104.54

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Solution

The fourth proportional to 195,570.62, 269,878.11 and 120,104.54 is: 165,738.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,570.62 : 269,878.11 = 120,104.54 : x
  2. Step 2: Convert to fraction form
    195,570.62/269,878.11 = 120,104.54/x
  3. Step 3: Cross multiply
    195,570.62x = 269,878.11 × 120,104.54
  4. Step 4: Simplify right side
    195,570.62x = 32,413,584,908.23
  5. Step 5: Solve for x
    x = 32,413,584,908.23/195,570.62
  6. Step 6: Final answer
    x = 165,738.52

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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.