Home / 199,322.39-275,067.06-108,677.63

Finding the Fourth Proportional to 199,322.39, 275,067.06 and 108,677.63

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Solution

The fourth proportional to 199,322.39, 275,067.06 and 108,677.63 is: 149,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,322.39 : 275,067.06 = 108,677.63 : x
  2. Step 2: Convert to fraction form
    199,322.39/275,067.06 = 108,677.63/x
  3. Step 3: Cross multiply
    199,322.39x = 275,067.06 × 108,677.63
  4. Step 4: Simplify right side
    199,322.39x = 29,893,636,171.87
  5. Step 5: Solve for x
    x = 29,893,636,171.87/199,322.39
  6. Step 6: Final answer
    x = 149,976.31

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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.