Home / 220,086.06-330,150.96-79,855.62

Finding the Fourth Proportional to 220,086.06, 330,150.96 and 79,855.62

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Solution

The fourth proportional to 220,086.06, 330,150.96 and 79,855.62 is: 119,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,086.06 : 330,150.96 = 79,855.62 : x
  2. Step 2: Convert to fraction form
    220,086.06/330,150.96 = 79,855.62/x
  3. Step 3: Cross multiply
    220,086.06x = 330,150.96 × 79,855.62
  4. Step 4: Simplify right side
    220,086.06x = 26,364,409,604.40
  5. Step 5: Solve for x
    x = 26,364,409,604.40/220,086.06
  6. Step 6: Final answer
    x = 119,791.37

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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.