Home / 109,818.97-164,769.46-43,305.48

Finding the Fourth Proportional to 109,818.97, 164,769.46 and 43,305.48

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Solution

The fourth proportional to 109,818.97, 164,769.46 and 43,305.48 is: 64,974.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,818.97 : 164,769.46 = 43,305.48 : x
  2. Step 2: Convert to fraction form
    109,818.97/164,769.46 = 43,305.48/x
  3. Step 3: Cross multiply
    109,818.97x = 164,769.46 × 43,305.48
  4. Step 4: Simplify right side
    109,818.97x = 7,135,420,446.38
  5. Step 5: Solve for x
    x = 7,135,420,446.38/109,818.97
  6. Step 6: Final answer
    x = 64,974.39

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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.