Home / 90,944.22-125,496.57-50,106.54

Finding the Fourth Proportional to 90,944.22, 125,496.57 and 50,106.54

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Solution

The fourth proportional to 90,944.22, 125,496.57 and 50,106.54 is: 69,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,944.22 : 125,496.57 = 50,106.54 : x
  2. Step 2: Convert to fraction form
    90,944.22/125,496.57 = 50,106.54/x
  3. Step 3: Cross multiply
    90,944.22x = 125,496.57 × 50,106.54
  4. Step 4: Simplify right side
    90,944.22x = 6,288,198,904.57
  5. Step 5: Solve for x
    x = 6,288,198,904.57/90,944.22
  6. Step 6: Final answer
    x = 69,143.47

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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.