Home / 133,825.80-200,738.70-131,752.20

Finding the Fourth Proportional to 133,825.80, 200,738.70 and 131,752.20

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Solution

The fourth proportional to 133,825.80, 200,738.70 and 131,752.20 is: 197,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,825.80 : 200,738.70 = 131,752.20 : x
  2. Step 2: Convert to fraction form
    133,825.80/200,738.70 = 131,752.20/x
  3. Step 3: Cross multiply
    133,825.80x = 200,738.70 × 131,752.20
  4. Step 4: Simplify right side
    133,825.80x = 26,447,765,350.14
  5. Step 5: Solve for x
    x = 26,447,765,350.14/133,825.80
  6. Step 6: Final answer
    x = 197,628.30

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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.