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Finding the Fourth Proportional to 222,313.88, 333,475.79 and 80,170.63

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Solution

The fourth proportional to 222,313.88, 333,475.79 and 80,170.63 is: 120,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,313.88 : 333,475.79 = 80,170.63 : x
  2. Step 2: Convert to fraction form
    222,313.88/333,475.79 = 80,170.63/x
  3. Step 3: Cross multiply
    222,313.88x = 333,475.79 × 80,170.63
  4. Step 4: Simplify right side
    222,313.88x = 26,734,962,939.51
  5. Step 5: Solve for x
    x = 26,734,962,939.51/222,313.88
  6. Step 6: Final answer
    x = 120,257.73

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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.