Home / 199,834.64-275,651.16-131,827.44

Finding the Fourth Proportional to 199,834.64, 275,651.16 and 131,827.44

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Solution

The fourth proportional to 199,834.64, 275,651.16 and 131,827.44 is: 181,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,834.64 : 275,651.16 = 131,827.44 : x
  2. Step 2: Convert to fraction form
    199,834.64/275,651.16 = 131,827.44/x
  3. Step 3: Cross multiply
    199,834.64x = 275,651.16 × 131,827.44
  4. Step 4: Simplify right side
    199,834.64x = 36,338,386,755.83
  5. Step 5: Solve for x
    x = 36,338,386,755.83/199,834.64
  6. Step 6: Final answer
    x = 181,842.28

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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.