Home / 119,694.42-165,170.88-65,976.66

Finding the Fourth Proportional to 119,694.42, 165,170.88 and 65,976.66

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Solution

The fourth proportional to 119,694.42, 165,170.88 and 65,976.66 is: 91,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,694.42 : 165,170.88 = 65,976.66 : x
  2. Step 2: Convert to fraction form
    119,694.42/165,170.88 = 65,976.66/x
  3. Step 3: Cross multiply
    119,694.42x = 165,170.88 × 65,976.66
  4. Step 4: Simplify right side
    119,694.42x = 10,897,422,991.66
  5. Step 5: Solve for x
    x = 10,897,422,991.66/119,694.42
  6. Step 6: Final answer
    x = 91,043.70

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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.