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Finding the Fourth Proportional to 222,667.67, 333,998.66 and 54,188.28

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Solution

The fourth proportional to 222,667.67, 333,998.66 and 54,188.28 is: 81,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,667.67 : 333,998.66 = 54,188.28 : x
  2. Step 2: Convert to fraction form
    222,667.67/333,998.66 = 54,188.28/x
  3. Step 3: Cross multiply
    222,667.67x = 333,998.66 × 54,188.28
  4. Step 4: Simplify right side
    222,667.67x = 18,098,811,237.71
  5. Step 5: Solve for x
    x = 18,098,811,237.71/222,667.67
  6. Step 6: Final answer
    x = 81,281.72

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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.