Home / 126,796.67-190,213.54-38,057.18

Finding the Fourth Proportional to 126,796.67, 190,213.54 and 38,057.18

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Solution

The fourth proportional to 126,796.67, 190,213.54 and 38,057.18 is: 57,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,796.67 : 190,213.54 = 38,057.18 : x
  2. Step 2: Convert to fraction form
    126,796.67/190,213.54 = 38,057.18/x
  3. Step 3: Cross multiply
    126,796.67x = 190,213.54 × 38,057.18
  4. Step 4: Simplify right side
    126,796.67x = 7,238,991,310.61
  5. Step 5: Solve for x
    x = 7,238,991,310.61/126,796.67
  6. Step 6: Final answer
    x = 57,091.34

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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.