Home / 126,811.18-175,004.94-70,222.57

Finding the Fourth Proportional to 126,811.18, 175,004.94 and 70,222.57

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Solution

The fourth proportional to 126,811.18, 175,004.94 and 70,222.57 is: 96,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,811.18 : 175,004.94 = 70,222.57 : x
  2. Step 2: Convert to fraction form
    126,811.18/175,004.94 = 70,222.57/x
  3. Step 3: Cross multiply
    126,811.18x = 175,004.94 × 70,222.57
  4. Step 4: Simplify right side
    126,811.18x = 12,289,296,649.50
  5. Step 5: Solve for x
    x = 12,289,296,649.50/126,811.18
  6. Step 6: Final answer
    x = 96,910.20

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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.