Home / 220,660.26-330,991.08-60,738.30

Finding the Fourth Proportional to 220,660.26, 330,991.08 and 60,738.30

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Solution

The fourth proportional to 220,660.26, 330,991.08 and 60,738.30 is: 91,107.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,660.26 : 330,991.08 = 60,738.30 : x
  2. Step 2: Convert to fraction form
    220,660.26/330,991.08 = 60,738.30/x
  3. Step 3: Cross multiply
    220,660.26x = 330,991.08 × 60,738.30
  4. Step 4: Simplify right side
    220,660.26x = 20,103,835,514.36
  5. Step 5: Solve for x
    x = 20,103,835,514.36/220,660.26
  6. Step 6: Final answer
    x = 91,107.64

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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.