Home / 222,260.46-306,716.34-126,768.76

Finding the Fourth Proportional to 222,260.46, 306,716.34 and 126,768.76

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Solution

The fourth proportional to 222,260.46, 306,716.34 and 126,768.76 is: 174,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,260.46 : 306,716.34 = 126,768.76 : x
  2. Step 2: Convert to fraction form
    222,260.46/306,716.34 = 126,768.76/x
  3. Step 3: Cross multiply
    222,260.46x = 306,716.34 × 126,768.76
  4. Step 4: Simplify right side
    222,260.46x = 38,882,050,093.54
  5. Step 5: Solve for x
    x = 38,882,050,093.54/222,260.46
  6. Step 6: Final answer
    x = 174,939.12

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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.