Home / 252,022.20-378,033.30-177,226.80

Finding the Fourth Proportional to 252,022.20, 378,033.30 and 177,226.80

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Solution

The fourth proportional to 252,022.20, 378,033.30 and 177,226.80 is: 265,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,022.20 : 378,033.30 = 177,226.80 : x
  2. Step 2: Convert to fraction form
    252,022.20/378,033.30 = 177,226.80/x
  3. Step 3: Cross multiply
    252,022.20x = 378,033.30 × 177,226.80
  4. Step 4: Simplify right side
    252,022.20x = 66,997,632,052.44
  5. Step 5: Solve for x
    x = 66,997,632,052.44/252,022.20
  6. Step 6: Final answer
    x = 265,840.20

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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.