Home / 199,067.96-274,626.60-130,997.36

Finding the Fourth Proportional to 199,067.96, 274,626.60 and 130,997.36

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Solution

The fourth proportional to 199,067.96, 274,626.60 and 130,997.36 is: 180,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,067.96 : 274,626.60 = 130,997.36 : x
  2. Step 2: Convert to fraction form
    199,067.96/274,626.60 = 130,997.36/x
  3. Step 3: Cross multiply
    199,067.96x = 274,626.60 × 130,997.36
  4. Step 4: Simplify right side
    199,067.96x = 35,975,359,585.78
  5. Step 5: Solve for x
    x = 35,975,359,585.78/199,067.96
  6. Step 6: Final answer
    x = 180,718.98

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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.