Home / 126,814.58-175,003.84-73,099.24

Finding the Fourth Proportional to 126,814.58, 175,003.84 and 73,099.24

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Solution

The fourth proportional to 126,814.58, 175,003.84 and 73,099.24 is: 100,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,814.58 : 175,003.84 = 73,099.24 : x
  2. Step 2: Convert to fraction form
    126,814.58/175,003.84 = 73,099.24/x
  3. Step 3: Cross multiply
    126,814.58x = 175,003.84 × 73,099.24
  4. Step 4: Simplify right side
    126,814.58x = 12,792,647,701.08
  5. Step 5: Solve for x
    x = 12,792,647,701.08/126,814.58
  6. Step 6: Final answer
    x = 100,876.79

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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.