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Finding the Fourth Proportional to 223,852.66, 335,801.09 and 72,067.12

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Solution

The fourth proportional to 223,852.66, 335,801.09 and 72,067.12 is: 108,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,852.66 : 335,801.09 = 72,067.12 : x
  2. Step 2: Convert to fraction form
    223,852.66/335,801.09 = 72,067.12/x
  3. Step 3: Cross multiply
    223,852.66x = 335,801.09 × 72,067.12
  4. Step 4: Simplify right side
    223,852.66x = 24,200,216,789.83
  5. Step 5: Solve for x
    x = 24,200,216,789.83/223,852.66
  6. Step 6: Final answer
    x = 108,107.79

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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.