Home / 126,867.04-190,286.16-33,380

Finding the Fourth Proportional to 126,867.04, 190,286.16 and 33,380

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Solution

The fourth proportional to 126,867.04, 190,286.16 and 33,380 is: 50,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,867.04 : 190,286.16 = 33,380 : x
  2. Step 2: Convert to fraction form
    126,867.04/190,286.16 = 33,380/x
  3. Step 3: Cross multiply
    126,867.04x = 190,286.16 × 33,380
  4. Step 4: Simplify right side
    126,867.04x = 6,351,752,020.80
  5. Step 5: Solve for x
    x = 6,351,752,020.80/126,867.04
  6. Step 6: Final answer
    x = 50,066.21

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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.