Home / 202,212.90-303,173.55-132,131.70

Finding the Fourth Proportional to 202,212.90, 303,173.55 and 132,131.70

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Solution

The fourth proportional to 202,212.90, 303,173.55 and 132,131.70 is: 198,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,212.90 : 303,173.55 = 132,131.70 : x
  2. Step 2: Convert to fraction form
    202,212.90/303,173.55 = 132,131.70/x
  3. Step 3: Cross multiply
    202,212.90x = 303,173.55 × 132,131.70
  4. Step 4: Simplify right side
    202,212.90x = 40,058,836,556.54
  5. Step 5: Solve for x
    x = 40,058,836,556.54/202,212.90
  6. Step 6: Final answer
    x = 198,102.28

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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.