Home / 144,813.27-199,520.19-108,350.49

Finding the Fourth Proportional to 144,813.27, 199,520.19 and 108,350.49

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Solution

The fourth proportional to 144,813.27, 199,520.19 and 108,350.49 is: 149,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,813.27 : 199,520.19 = 108,350.49 : x
  2. Step 2: Convert to fraction form
    144,813.27/199,520.19 = 108,350.49/x
  3. Step 3: Cross multiply
    144,813.27x = 199,520.19 × 108,350.49
  4. Step 4: Simplify right side
    144,813.27x = 21,618,110,351.39
  5. Step 5: Solve for x
    x = 21,618,110,351.39/144,813.27
  6. Step 6: Final answer
    x = 149,282.66

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1.5x scale

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.