Home / 199,844.16-275,664.27-131,836.98

Finding the Fourth Proportional to 199,844.16, 275,664.27 and 131,836.98

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Solution

The fourth proportional to 199,844.16, 275,664.27 and 131,836.98 is: 181,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,844.16 : 275,664.27 = 131,836.98 : x
  2. Step 2: Convert to fraction form
    199,844.16/275,664.27 = 131,836.98/x
  3. Step 3: Cross multiply
    199,844.16x = 275,664.27 × 131,836.98
  4. Step 4: Simplify right side
    199,844.16x = 36,342,744,850.70
  5. Step 5: Solve for x
    x = 36,342,744,850.70/199,844.16
  6. Step 6: Final answer
    x = 181,855.43

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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.