Home / 195,246.20-269,439.75-105,822.20

Finding the Fourth Proportional to 195,246.20, 269,439.75 and 105,822.20

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Solution

The fourth proportional to 195,246.20, 269,439.75 and 105,822.20 is: 146,034.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,246.20 : 269,439.75 = 105,822.20 : x
  2. Step 2: Convert to fraction form
    195,246.20/269,439.75 = 105,822.20/x
  3. Step 3: Cross multiply
    195,246.20x = 269,439.75 × 105,822.20
  4. Step 4: Simplify right side
    195,246.20x = 28,512,705,765.25
  5. Step 5: Solve for x
    x = 28,512,705,765.25/195,246.20
  6. Step 6: Final answer
    x = 146,034.63

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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.