Home / 222,220.44-306,662.94-126,725.04

Finding the Fourth Proportional to 222,220.44, 306,662.94 and 126,725.04

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Solution

The fourth proportional to 222,220.44, 306,662.94 and 126,725.04 is: 174,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,220.44 : 306,662.94 = 126,725.04 : x
  2. Step 2: Convert to fraction form
    222,220.44/306,662.94 = 126,725.04/x
  3. Step 3: Cross multiply
    222,220.44x = 306,662.94 × 126,725.04
  4. Step 4: Simplify right side
    222,220.44x = 38,861,873,338.02
  5. Step 5: Solve for x
    x = 38,861,873,338.02/222,220.44
  6. Step 6: Final answer
    x = 174,879.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.