Home / 195,531.12-269,832.96-106,107.12

Finding the Fourth Proportional to 195,531.12, 269,832.96 and 106,107.12

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Solution

The fourth proportional to 195,531.12, 269,832.96 and 106,107.12 is: 146,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,531.12 : 269,832.96 = 106,107.12 : x
  2. Step 2: Convert to fraction form
    195,531.12/269,832.96 = 106,107.12/x
  3. Step 3: Cross multiply
    195,531.12x = 269,832.96 × 106,107.12
  4. Step 4: Simplify right side
    195,531.12x = 28,631,198,266.68
  5. Step 5: Solve for x
    x = 28,631,198,266.68/195,531.12
  6. Step 6: Final answer
    x = 146,427.83

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1.5x scale

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.