Home / 195,106.20-269,246.20-105,682.20

Finding the Fourth Proportional to 195,106.20, 269,246.20 and 105,682.20

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Solution

The fourth proportional to 195,106.20, 269,246.20 and 105,682.20 is: 145,841.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,106.20 : 269,246.20 = 105,682.20 : x
  2. Step 2: Convert to fraction form
    195,106.20/269,246.20 = 105,682.20/x
  3. Step 3: Cross multiply
    195,106.20x = 269,246.20 × 105,682.20
  4. Step 4: Simplify right side
    195,106.20x = 28,454,530,757.64
  5. Step 5: Solve for x
    x = 28,454,530,757.64/195,106.20
  6. Step 6: Final answer
    x = 145,841.24

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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.