Home / 170,789.80-255,579.90-148,844.20

Finding the Fourth Proportional to 170,789.80, 255,579.90 and 148,844.20

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Solution

The fourth proportional to 170,789.80, 255,579.90 and 148,844.20 is: 222,739.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,789.80 : 255,579.90 = 148,844.20 : x
  2. Step 2: Convert to fraction form
    170,789.80/255,579.90 = 148,844.20/x
  3. Step 3: Cross multiply
    170,789.80x = 255,579.90 × 148,844.20
  4. Step 4: Simplify right side
    170,789.80x = 38,041,585,751.58
  5. Step 5: Solve for x
    x = 38,041,585,751.58/170,789.80
  6. Step 6: Final answer
    x = 222,739.21

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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.