Home / 230,965.40-346,563.30-131,202.20

Finding the Fourth Proportional to 230,965.40, 346,563.30 and 131,202.20

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Solution

The fourth proportional to 230,965.40, 346,563.30 and 131,202.20 is: 196,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,965.40 : 346,563.30 = 131,202.20 : x
  2. Step 2: Convert to fraction form
    230,965.40/346,563.30 = 131,202.20/x
  3. Step 3: Cross multiply
    230,965.40x = 346,563.30 × 131,202.20
  4. Step 4: Simplify right side
    230,965.40x = 45,469,867,399.26
  5. Step 5: Solve for x
    x = 45,469,867,399.26/230,965.40
  6. Step 6: Final answer
    x = 196,868.74

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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.