Home / 126,824.37-175,019.45-73,108.41

Finding the Fourth Proportional to 126,824.37, 175,019.45 and 73,108.41

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Solution

The fourth proportional to 126,824.37, 175,019.45 and 73,108.41 is: 100,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,824.37 : 175,019.45 = 73,108.41 : x
  2. Step 2: Convert to fraction form
    126,824.37/175,019.45 = 73,108.41/x
  3. Step 3: Cross multiply
    126,824.37x = 175,019.45 × 73,108.41
  4. Step 4: Simplify right side
    126,824.37x = 12,795,393,343.03
  5. Step 5: Solve for x
    x = 12,795,393,343.03/126,824.37
  6. Step 6: Final answer
    x = 100,890.65

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1.5x scale

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.