Home / 126,074.36-189,112.14-37,329.54

Finding the Fourth Proportional to 126,074.36, 189,112.14 and 37,329.54

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Solution

The fourth proportional to 126,074.36, 189,112.14 and 37,329.54 is: 55,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,074.36 : 189,112.14 = 37,329.54 : x
  2. Step 2: Convert to fraction form
    126,074.36/189,112.14 = 37,329.54/x
  3. Step 3: Cross multiply
    126,074.36x = 189,112.14 × 37,329.54
  4. Step 4: Simplify right side
    126,074.36x = 7,059,469,194.62
  5. Step 5: Solve for x
    x = 7,059,469,194.62/126,074.36
  6. Step 6: Final answer
    x = 55,994.49

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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.