Home / 126,736.86-174,940.59-73,043.28

Finding the Fourth Proportional to 126,736.86, 174,940.59 and 73,043.28

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Solution

The fourth proportional to 126,736.86, 174,940.59 and 73,043.28 is: 100,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,736.86 : 174,940.59 = 73,043.28 : x
  2. Step 2: Convert to fraction form
    126,736.86/174,940.59 = 73,043.28/x
  3. Step 3: Cross multiply
    126,736.86x = 174,940.59 × 73,043.28
  4. Step 4: Simplify right side
    126,736.86x = 12,778,234,498.74
  5. Step 5: Solve for x
    x = 12,778,234,498.74/126,736.86
  6. Step 6: Final answer
    x = 100,824.93

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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.