Home / 126,932.82-190,404.48-104,704.80

Finding the Fourth Proportional to 126,932.82, 190,404.48 and 104,704.80

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Solution

The fourth proportional to 126,932.82, 190,404.48 and 104,704.80 is: 157,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,932.82 : 190,404.48 = 104,704.80 : x
  2. Step 2: Convert to fraction form
    126,932.82/190,404.48 = 104,704.80/x
  3. Step 3: Cross multiply
    126,932.82x = 190,404.48 × 104,704.80
  4. Step 4: Simplify right side
    126,932.82x = 19,936,262,997.50
  5. Step 5: Solve for x
    x = 19,936,262,997.50/126,932.82
  6. Step 6: Final answer
    x = 157,061.53

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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.