Home / 199,329.14-275,076.36-108,684.36

Finding the Fourth Proportional to 199,329.14, 275,076.36 and 108,684.36

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Solution

The fourth proportional to 199,329.14, 275,076.36 and 108,684.36 is: 149,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,329.14 : 275,076.36 = 108,684.36 : x
  2. Step 2: Convert to fraction form
    199,329.14/275,076.36 = 108,684.36/x
  3. Step 3: Cross multiply
    199,329.14x = 275,076.36 × 108,684.36
  4. Step 4: Simplify right side
    199,329.14x = 29,896,498,137.73
  5. Step 5: Solve for x
    x = 29,896,498,137.73/199,329.14
  6. Step 6: Final answer
    x = 149,985.59

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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.