Home / 126,234.06-174,126.15-75,213.24

Finding the Fourth Proportional to 126,234.06, 174,126.15 and 75,213.24

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Solution

The fourth proportional to 126,234.06, 174,126.15 and 75,213.24 is: 103,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,234.06 : 174,126.15 = 75,213.24 : x
  2. Step 2: Convert to fraction form
    126,234.06/174,126.15 = 75,213.24/x
  3. Step 3: Cross multiply
    126,234.06x = 174,126.15 × 75,213.24
  4. Step 4: Simplify right side
    126,234.06x = 13,096,591,910.23
  5. Step 5: Solve for x
    x = 13,096,591,910.23/126,234.06
  6. Step 6: Final answer
    x = 103,748.48

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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.