Home / 90,600.92-125,028.96-50,313.68

Finding the Fourth Proportional to 90,600.92, 125,028.96 and 50,313.68

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Solution

The fourth proportional to 90,600.92, 125,028.96 and 50,313.68 is: 69,432.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600.92 : 125,028.96 = 50,313.68 : x
  2. Step 2: Convert to fraction form
    90,600.92/125,028.96 = 50,313.68/x
  3. Step 3: Cross multiply
    90,600.92x = 125,028.96 × 50,313.68
  4. Step 4: Simplify right side
    90,600.92x = 6,290,667,084.17
  5. Step 5: Solve for x
    x = 6,290,667,084.17/90,600.92
  6. Step 6: Final answer
    x = 69,432.71

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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.