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Finding the Fourth Proportional to 222,944.67, 334,416.09 and 80,756.67

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Solution

The fourth proportional to 222,944.67, 334,416.09 and 80,756.67 is: 121,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,944.67 : 334,416.09 = 80,756.67 : x
  2. Step 2: Convert to fraction form
    222,944.67/334,416.09 = 80,756.67/x
  3. Step 3: Cross multiply
    222,944.67x = 334,416.09 × 80,756.67
  4. Step 4: Simplify right side
    222,944.67x = 27,006,329,822.82
  5. Step 5: Solve for x
    x = 27,006,329,822.82/222,944.67
  6. Step 6: Final answer
    x = 121,134.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.