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Finding the Fourth Proportional to 222,667.92, 333,999.04 and 54,188.52

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Solution

The fourth proportional to 222,667.92, 333,999.04 and 54,188.52 is: 81,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,667.92 : 333,999.04 = 54,188.52 : x
  2. Step 2: Convert to fraction form
    222,667.92/333,999.04 = 54,188.52/x
  3. Step 3: Cross multiply
    222,667.92x = 333,999.04 × 54,188.52
  4. Step 4: Simplify right side
    222,667.92x = 18,098,913,659.02
  5. Step 5: Solve for x
    x = 18,098,913,659.02/222,667.92
  6. Step 6: Final answer
    x = 81,282.09

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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.