Home / 165,076.82-247,756.62-163,834.28

Finding the Fourth Proportional to 165,076.82, 247,756.62 and 163,834.28

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Solution

The fourth proportional to 165,076.82, 247,756.62 and 163,834.28 is: 245,891.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,076.82 : 247,756.62 = 163,834.28 : x
  2. Step 2: Convert to fraction form
    165,076.82/247,756.62 = 163,834.28/x
  3. Step 3: Cross multiply
    165,076.82x = 247,756.62 × 163,834.28
  4. Step 4: Simplify right side
    165,076.82x = 40,591,027,452.93
  5. Step 5: Solve for x
    x = 40,591,027,452.93/165,076.82
  6. Step 6: Final answer
    x = 245,891.75

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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.