Home / 126,352.28-189,557.58-67,244.96

Finding the Fourth Proportional to 126,352.28, 189,557.58 and 67,244.96

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Solution

The fourth proportional to 126,352.28, 189,557.58 and 67,244.96 is: 100,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,352.28 : 189,557.58 = 67,244.96 : x
  2. Step 2: Convert to fraction form
    126,352.28/189,557.58 = 67,244.96/x
  3. Step 3: Cross multiply
    126,352.28x = 189,557.58 × 67,244.96
  4. Step 4: Simplify right side
    126,352.28x = 12,746,791,884.80
  5. Step 5: Solve for x
    x = 12,746,791,884.80/126,352.28
  6. Step 6: Final answer
    x = 100,882.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.