Home / 204,622.20-306,933.30-195,436.80

Finding the Fourth Proportional to 204,622.20, 306,933.30 and 195,436.80

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Solution

The fourth proportional to 204,622.20, 306,933.30 and 195,436.80 is: 293,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,622.20 : 306,933.30 = 195,436.80 : x
  2. Step 2: Convert to fraction form
    204,622.20/306,933.30 = 195,436.80/x
  3. Step 3: Cross multiply
    204,622.20x = 306,933.30 × 195,436.80
  4. Step 4: Simplify right side
    204,622.20x = 59,986,061,965.44
  5. Step 5: Solve for x
    x = 59,986,061,965.44/204,622.20
  6. Step 6: Final answer
    x = 293,155.20

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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.