Home / 126,091.76-174,001.39-68,729.82

Finding the Fourth Proportional to 126,091.76, 174,001.39 and 68,729.82

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Solution

The fourth proportional to 126,091.76, 174,001.39 and 68,729.82 is: 94,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,091.76 : 174,001.39 = 68,729.82 : x
  2. Step 2: Convert to fraction form
    126,091.76/174,001.39 = 68,729.82/x
  3. Step 3: Cross multiply
    126,091.76x = 174,001.39 × 68,729.82
  4. Step 4: Simplify right side
    126,091.76x = 11,959,083,607.62
  5. Step 5: Solve for x
    x = 11,959,083,607.62/126,091.76
  6. Step 6: Final answer
    x = 94,844.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.