Home / 126,074.54-189,169.22-47,194.92

Finding the Fourth Proportional to 126,074.54, 189,169.22 and 47,194.92

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Solution

The fourth proportional to 126,074.54, 189,169.22 and 47,194.92 is: 70,813.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,074.54 : 189,169.22 = 47,194.92 : x
  2. Step 2: Convert to fraction form
    126,074.54/189,169.22 = 47,194.92/x
  3. Step 3: Cross multiply
    126,074.54x = 189,169.22 × 47,194.92
  4. Step 4: Simplify right side
    126,074.54x = 8,927,826,322.35
  5. Step 5: Solve for x
    x = 8,927,826,322.35/126,074.54
  6. Step 6: Final answer
    x = 70,813.87

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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.