Home / 126,893.46-190,614.84-82,497.36

Finding the Fourth Proportional to 126,893.46, 190,614.84 and 82,497.36

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Solution

The fourth proportional to 126,893.46, 190,614.84 and 82,497.36 is: 123,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,893.46 : 190,614.84 = 82,497.36 : x
  2. Step 2: Convert to fraction form
    126,893.46/190,614.84 = 82,497.36/x
  3. Step 3: Cross multiply
    126,893.46x = 190,614.84 × 82,497.36
  4. Step 4: Simplify right side
    126,893.46x = 15,725,221,076.82
  5. Step 5: Solve for x
    x = 15,725,221,076.82/126,893.46
  6. Step 6: Final answer
    x = 123,924.60

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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.