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Finding the Fourth Proportional to 223,695.09, 335,546.28 and 118,296.27

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Solution

The fourth proportional to 223,695.09, 335,546.28 and 118,296.27 is: 177,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,695.09 : 335,546.28 = 118,296.27 : x
  2. Step 2: Convert to fraction form
    223,695.09/335,546.28 = 118,296.27/x
  3. Step 3: Cross multiply
    223,695.09x = 335,546.28 × 118,296.27
  4. Step 4: Simplify right side
    223,695.09x = 39,693,873,336.38
  5. Step 5: Solve for x
    x = 39,693,873,336.38/223,695.09
  6. Step 6: Final answer
    x = 177,446.33

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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.