Home / 126,163.15-189,255.66-46,222.83

Finding the Fourth Proportional to 126,163.15, 189,255.66 and 46,222.83

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Solution

The fourth proportional to 126,163.15, 189,255.66 and 46,222.83 is: 69,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,163.15 : 189,255.66 = 46,222.83 : x
  2. Step 2: Convert to fraction form
    126,163.15/189,255.66 = 46,222.83/x
  3. Step 3: Cross multiply
    126,163.15x = 189,255.66 × 46,222.83
  4. Step 4: Simplify right side
    126,163.15x = 8,747,932,198.72
  5. Step 5: Solve for x
    x = 8,747,932,198.72/126,163.15
  6. Step 6: Final answer
    x = 69,338.25

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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.