Home / 199,544.77-275,372.61-108,902.66

Finding the Fourth Proportional to 199,544.77, 275,372.61 and 108,902.66

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Solution

The fourth proportional to 199,544.77, 275,372.61 and 108,902.66 is: 150,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,544.77 : 275,372.61 = 108,902.66 : x
  2. Step 2: Convert to fraction form
    199,544.77/275,372.61 = 108,902.66/x
  3. Step 3: Cross multiply
    199,544.77x = 275,372.61 × 108,902.66
  4. Step 4: Simplify right side
    199,544.77x = 29,988,807,798.77
  5. Step 5: Solve for x
    x = 29,988,807,798.77/199,544.77
  6. Step 6: Final answer
    x = 150,286.11

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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.