Home / 199,439.11-275,226.76-108,797.07

Finding the Fourth Proportional to 199,439.11, 275,226.76 and 108,797.07

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Solution

The fourth proportional to 199,439.11, 275,226.76 and 108,797.07 is: 150,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,439.11 : 275,226.76 = 108,797.07 : x
  2. Step 2: Convert to fraction form
    199,439.11/275,226.76 = 108,797.07/x
  3. Step 3: Cross multiply
    199,439.11x = 275,226.76 × 108,797.07
  4. Step 4: Simplify right side
    199,439.11x = 29,943,866,241.69
  5. Step 5: Solve for x
    x = 29,943,866,241.69/199,439.11
  6. Step 6: Final answer
    x = 150,140.39

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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.