Home / 126,191.02-189,245.57-41,928.55

Finding the Fourth Proportional to 126,191.02, 189,245.57 and 41,928.55

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Solution

The fourth proportional to 126,191.02, 189,245.57 and 41,928.55 is: 62,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,191.02 : 189,245.57 = 41,928.55 : x
  2. Step 2: Convert to fraction form
    126,191.02/189,245.57 = 41,928.55/x
  3. Step 3: Cross multiply
    126,191.02x = 189,245.57 × 41,928.55
  4. Step 4: Simplify right side
    126,191.02x = 7,934,792,961.62
  5. Step 5: Solve for x
    x = 7,934,792,961.62/126,191.02
  6. Step 6: Final answer
    x = 62,879.22

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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.