Home / 199,177.85-274,845.75-117,504.38

Finding the Fourth Proportional to 199,177.85, 274,845.75 and 117,504.38

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Solution

The fourth proportional to 199,177.85, 274,845.75 and 117,504.38 is: 162,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,177.85 : 274,845.75 = 117,504.38 : x
  2. Step 2: Convert to fraction form
    199,177.85/274,845.75 = 117,504.38/x
  3. Step 3: Cross multiply
    199,177.85x = 274,845.75 × 117,504.38
  4. Step 4: Simplify right side
    199,177.85x = 32,295,579,449.39
  5. Step 5: Solve for x
    x = 32,295,579,449.39/199,177.85
  6. Step 6: Final answer
    x = 162,144.43

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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.