Home / 227,302.92-313,608.42-131,790.44

Finding the Fourth Proportional to 227,302.92, 313,608.42 and 131,790.44

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Solution

The fourth proportional to 227,302.92, 313,608.42 and 131,790.44 is: 181,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,302.92 : 313,608.42 = 131,790.44 : x
  2. Step 2: Convert to fraction form
    227,302.92/313,608.42 = 131,790.44/x
  3. Step 3: Cross multiply
    227,302.92x = 313,608.42 × 131,790.44
  4. Step 4: Simplify right side
    227,302.92x = 41,330,591,659.50
  5. Step 5: Solve for x
    x = 41,330,591,659.50/227,302.92
  6. Step 6: Final answer
    x = 181,830.45

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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.