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Finding the Fourth Proportional to 222,489.32, 333,783.48 and 122,598.09

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Solution

The fourth proportional to 222,489.32, 333,783.48 and 122,598.09 is: 183,924.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,489.32 : 333,783.48 = 122,598.09 : x
  2. Step 2: Convert to fraction form
    222,489.32/333,783.48 = 122,598.09/x
  3. Step 3: Cross multiply
    222,489.32x = 333,783.48 × 122,598.09
  4. Step 4: Simplify right side
    222,489.32x = 40,921,217,581.30
  5. Step 5: Solve for x
    x = 40,921,217,581.30/222,489.32
  6. Step 6: Final answer
    x = 183,924.42

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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.