Home / 126,091.79-174,001.43-68,729.85

Finding the Fourth Proportional to 126,091.79, 174,001.43 and 68,729.85

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Solution

The fourth proportional to 126,091.79, 174,001.43 and 68,729.85 is: 94,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,091.79 : 174,001.43 = 68,729.85 : x
  2. Step 2: Convert to fraction form
    126,091.79/174,001.43 = 68,729.85/x
  3. Step 3: Cross multiply
    126,091.79x = 174,001.43 × 68,729.85
  4. Step 4: Simplify right side
    126,091.79x = 11,959,092,183.69
  5. Step 5: Solve for x
    x = 11,959,092,183.69/126,091.79
  6. Step 6: Final answer
    x = 94,844.34

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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.