Home / 165,270.30-247,936.57-117,767.55

Finding the Fourth Proportional to 165,270.30, 247,936.57 and 117,767.55

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Solution

The fourth proportional to 165,270.30, 247,936.57 and 117,767.55 is: 176,673.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,270.30 : 247,936.57 = 117,767.55 : x
  2. Step 2: Convert to fraction form
    165,270.30/247,936.57 = 117,767.55/x
  3. Step 3: Cross multiply
    165,270.30x = 247,936.57 × 117,767.55
  4. Step 4: Simplify right side
    165,270.30x = 29,198,883,481.28
  5. Step 5: Solve for x
    x = 29,198,883,481.28/165,270.30
  6. Step 6: Final answer
    x = 176,673.51

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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.