Home / 199,160.28-274,838.52-108,519.96

Finding the Fourth Proportional to 199,160.28, 274,838.52 and 108,519.96

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Solution

The fourth proportional to 199,160.28, 274,838.52 and 108,519.96 is: 149,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,160.28 : 274,838.52 = 108,519.96 : x
  2. Step 2: Convert to fraction form
    199,160.28/274,838.52 = 108,519.96/x
  3. Step 3: Cross multiply
    199,160.28x = 274,838.52 × 108,519.96
  4. Step 4: Simplify right side
    199,160.28x = 29,825,465,196.86
  5. Step 5: Solve for x
    x = 29,825,465,196.86/199,160.28
  6. Step 6: Final answer
    x = 149,756.09

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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.