Home / 165,901.89-228,964.38-104,736.96

Finding the Fourth Proportional to 165,901.89, 228,964.38 and 104,736.96

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Solution

The fourth proportional to 165,901.89, 228,964.38 and 104,736.96 is: 144,549.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,901.89 : 228,964.38 = 104,736.96 : x
  2. Step 2: Convert to fraction form
    165,901.89/228,964.38 = 104,736.96/x
  3. Step 3: Cross multiply
    165,901.89x = 228,964.38 × 104,736.96
  4. Step 4: Simplify right side
    165,901.89x = 23,981,033,109.48
  5. Step 5: Solve for x
    x = 23,981,033,109.48/165,901.89
  6. Step 6: Final answer
    x = 144,549.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.