Home / 126,022.23-188,836.47-107,224.96

Finding the Fourth Proportional to 126,022.23, 188,836.47 and 107,224.96

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Solution

The fourth proportional to 126,022.23, 188,836.47 and 107,224.96 is: 160,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,022.23 : 188,836.47 = 107,224.96 : x
  2. Step 2: Convert to fraction form
    126,022.23/188,836.47 = 107,224.96/x
  3. Step 3: Cross multiply
    126,022.23x = 188,836.47 × 107,224.96
  4. Step 4: Simplify right side
    126,022.23x = 20,247,982,942.29
  5. Step 5: Solve for x
    x = 20,247,982,942.29/126,022.23
  6. Step 6: Final answer
    x = 160,669.93

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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.