Home / 220,995.60-331,782.48-131,202.24

Finding the Fourth Proportional to 220,995.60, 331,782.48 and 131,202.24

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Solution

The fourth proportional to 220,995.60, 331,782.48 and 131,202.24 is: 196,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,995.60 : 331,782.48 = 131,202.24 : x
  2. Step 2: Convert to fraction form
    220,995.60/331,782.48 = 131,202.24/x
  3. Step 3: Cross multiply
    220,995.60x = 331,782.48 × 131,202.24
  4. Step 4: Simplify right side
    220,995.60x = 43,530,604,568.76
  5. Step 5: Solve for x
    x = 43,530,604,568.76/220,995.60
  6. Step 6: Final answer
    x = 196,974.98

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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.