Home / 422,022.08-633,011.04-106,481.92

Finding the Fourth Proportional to 422,022.08, 633,011.04 and 106,481.92

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Solution

The fourth proportional to 422,022.08, 633,011.04 and 106,481.92 is: 159,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,022.08 : 633,011.04 = 106,481.92 : x
  2. Step 2: Convert to fraction form
    422,022.08/633,011.04 = 106,481.92/x
  3. Step 3: Cross multiply
    422,022.08x = 633,011.04 × 106,481.92
  4. Step 4: Simplify right side
    422,022.08x = 67,404,230,920.40
  5. Step 5: Solve for x
    x = 67,404,230,920.40/422,022.08
  6. Step 6: Final answer
    x = 159,717.31

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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.