Home / 195,065.25-269,211.96-110,187.78

Finding the Fourth Proportional to 195,065.25, 269,211.96 and 110,187.78

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Solution

The fourth proportional to 195,065.25, 269,211.96 and 110,187.78 is: 152,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,065.25 : 269,211.96 = 110,187.78 : x
  2. Step 2: Convert to fraction form
    195,065.25/269,211.96 = 110,187.78/x
  3. Step 3: Cross multiply
    195,065.25x = 269,211.96 × 110,187.78
  4. Step 4: Simplify right side
    195,065.25x = 29,663,868,221.85
  5. Step 5: Solve for x
    x = 29,663,868,221.85/195,065.25
  6. Step 6: Final answer
    x = 152,071.52

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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.