Home / 199,859.52-275,821.86-113,822.14

Finding the Fourth Proportional to 199,859.52, 275,821.86 and 113,822.14

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Solution

The fourth proportional to 199,859.52, 275,821.86 and 113,822.14 is: 157,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,859.52 : 275,821.86 = 113,822.14 : x
  2. Step 2: Convert to fraction form
    199,859.52/275,821.86 = 113,822.14/x
  3. Step 3: Cross multiply
    199,859.52x = 275,821.86 × 113,822.14
  4. Step 4: Simplify right side
    199,859.52x = 31,394,634,363.98
  5. Step 5: Solve for x
    x = 31,394,634,363.98/199,859.52
  6. Step 6: Final answer
    x = 157,083.51

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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.