Home / 90,608.92-125,041.97-50,326.43

Finding the Fourth Proportional to 90,608.92, 125,041.97 and 50,326.43

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Solution

The fourth proportional to 90,608.92, 125,041.97 and 50,326.43 is: 69,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,608.92 : 125,041.97 = 50,326.43 : x
  2. Step 2: Convert to fraction form
    90,608.92/125,041.97 = 50,326.43/x
  3. Step 3: Cross multiply
    90,608.92x = 125,041.97 × 50,326.43
  4. Step 4: Simplify right side
    90,608.92x = 6,292,915,450.87
  5. Step 5: Solve for x
    x = 6,292,915,450.87/90,608.92
  6. Step 6: Final answer
    x = 69,451.39

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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.