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Finding the Fourth Proportional to 220,063.26, 330,055.89 and 100,092.19

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Solution

The fourth proportional to 220,063.26, 330,055.89 and 100,092.19 is: 150,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,063.26 : 330,055.89 = 100,092.19 : x
  2. Step 2: Convert to fraction form
    220,063.26/330,055.89 = 100,092.19/x
  3. Step 3: Cross multiply
    220,063.26x = 330,055.89 × 100,092.19
  4. Step 4: Simplify right side
    220,063.26x = 33,036,016,270.87
  5. Step 5: Solve for x
    x = 33,036,016,270.87/220,063.26
  6. Step 6: Final answer
    x = 150,120.54

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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.