Home / 126,940.32-190,429.92-33,453.36

Finding the Fourth Proportional to 126,940.32, 190,429.92 and 33,453.36

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Solution

The fourth proportional to 126,940.32, 190,429.92 and 33,453.36 is: 50,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,940.32 : 190,429.92 = 33,453.36 : x
  2. Step 2: Convert to fraction form
    126,940.32/190,429.92 = 33,453.36/x
  3. Step 3: Cross multiply
    126,940.32x = 190,429.92 × 33,453.36
  4. Step 4: Simplify right side
    126,940.32x = 6,370,520,668.53
  5. Step 5: Solve for x
    x = 6,370,520,668.53/126,940.32
  6. Step 6: Final answer
    x = 50,185.16

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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.