Home / 90,591.03-125,002.26-50,305.14

Finding the Fourth Proportional to 90,591.03, 125,002.26 and 50,305.14

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Solution

The fourth proportional to 90,591.03, 125,002.26 and 50,305.14 is: 69,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,591.03 : 125,002.26 = 50,305.14 : x
  2. Step 2: Convert to fraction form
    90,591.03/125,002.26 = 50,305.14/x
  3. Step 3: Cross multiply
    90,591.03x = 125,002.26 × 50,305.14
  4. Step 4: Simplify right side
    90,591.03x = 6,288,256,189.62
  5. Step 5: Solve for x
    x = 6,288,256,189.62/90,591.03
  6. Step 6: Final answer
    x = 69,413.67

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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.