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Finding the Fourth Proportional to 222,866.58, 334,349.09 and 82,625.21

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Solution

The fourth proportional to 222,866.58, 334,349.09 and 82,625.21 is: 123,956.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,866.58 : 334,349.09 = 82,625.21 : x
  2. Step 2: Convert to fraction form
    222,866.58/334,349.09 = 82,625.21/x
  3. Step 3: Cross multiply
    222,866.58x = 334,349.09 × 82,625.21
  4. Step 4: Simplify right side
    222,866.58x = 27,625,661,689.69
  5. Step 5: Solve for x
    x = 27,625,661,689.69/222,866.58
  6. Step 6: Final answer
    x = 123,956.05

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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.