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Finding the Fourth Proportional to 222,667.28, 333,929.64 and 72,866.96

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Solution

The fourth proportional to 222,667.28, 333,929.64 and 72,866.96 is: 109,277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,667.28 : 333,929.64 = 72,866.96 : x
  2. Step 2: Convert to fraction form
    222,667.28/333,929.64 = 72,866.96/x
  3. Step 3: Cross multiply
    222,667.28x = 333,929.64 × 72,866.96
  4. Step 4: Simplify right side
    222,667.28x = 24,332,437,720.69
  5. Step 5: Solve for x
    x = 24,332,437,720.69/222,667.28
  6. Step 6: Final answer
    x = 109,277.11

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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.