Home / 126,850.92-190,394.46-64,568.04

Finding the Fourth Proportional to 126,850.92, 190,394.46 and 64,568.04

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Solution

The fourth proportional to 126,850.92, 190,394.46 and 64,568.04 is: 96,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,850.92 : 190,394.46 = 64,568.04 : x
  2. Step 2: Convert to fraction form
    126,850.92/190,394.46 = 64,568.04/x
  3. Step 3: Cross multiply
    126,850.92x = 190,394.46 × 64,568.04
  4. Step 4: Simplify right side
    126,850.92x = 12,293,397,109.06
  5. Step 5: Solve for x
    x = 12,293,397,109.06/126,850.92
  6. Step 6: Final answer
    x = 96,912.16

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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.