Home / 192,028.20-288,042.30-109,084.20

Finding the Fourth Proportional to 192,028.20, 288,042.30 and 109,084.20

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Solution

The fourth proportional to 192,028.20, 288,042.30 and 109,084.20 is: 163,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,028.20 : 288,042.30 = 109,084.20 : x
  2. Step 2: Convert to fraction form
    192,028.20/288,042.30 = 109,084.20/x
  3. Step 3: Cross multiply
    192,028.20x = 288,042.30 × 109,084.20
  4. Step 4: Simplify right side
    192,028.20x = 31,420,863,861.66
  5. Step 5: Solve for x
    x = 31,420,863,861.66/192,028.20
  6. Step 6: Final answer
    x = 163,626.30

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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.