Home / 222,147.96-306,556.56-126,685.38

Finding the Fourth Proportional to 222,147.96, 306,556.56 and 126,685.38

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Solution

The fourth proportional to 222,147.96, 306,556.56 and 126,685.38 is: 174,821.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,147.96 : 306,556.56 = 126,685.38 : x
  2. Step 2: Convert to fraction form
    222,147.96/306,556.56 = 126,685.38/x
  3. Step 3: Cross multiply
    222,147.96x = 306,556.56 × 126,685.38
  4. Step 4: Simplify right side
    222,147.96x = 38,836,234,295.09
  5. Step 5: Solve for x
    x = 38,836,234,295.09/222,147.96
  6. Step 6: Final answer
    x = 174,821.48

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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.