Home / 199,417.43-275,196.94-108,775.35

Finding the Fourth Proportional to 199,417.43, 275,196.94 and 108,775.35

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Solution

The fourth proportional to 199,417.43, 275,196.94 and 108,775.35 is: 150,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,417.43 : 275,196.94 = 108,775.35 : x
  2. Step 2: Convert to fraction form
    199,417.43/275,196.94 = 108,775.35/x
  3. Step 3: Cross multiply
    199,417.43x = 275,196.94 × 108,775.35
  4. Step 4: Simplify right side
    199,417.43x = 29,934,643,195.49
  5. Step 5: Solve for x
    x = 29,934,643,195.49/199,417.43
  6. Step 6: Final answer
    x = 150,110.46

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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.