Home / 268,965.87-371,158.20-148,084.20

Finding the Fourth Proportional to 268,965.87, 371,158.20 and 148,084.20

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Solution

The fourth proportional to 268,965.87, 371,158.20 and 148,084.20 is: 204,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,965.87 : 371,158.20 = 148,084.20 : x
  2. Step 2: Convert to fraction form
    268,965.87/371,158.20 = 148,084.20/x
  3. Step 3: Cross multiply
    268,965.87x = 371,158.20 × 148,084.20
  4. Step 4: Simplify right side
    268,965.87x = 54,962,665,120.44
  5. Step 5: Solve for x
    x = 54,962,665,120.44/268,965.87
  6. Step 6: Final answer
    x = 204,348.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.