Home / 205,205.27-283,102.83-119,149.56

Finding the Fourth Proportional to 205,205.27, 283,102.83 and 119,149.56

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Solution

The fourth proportional to 205,205.27, 283,102.83 and 119,149.56 is: 164,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,205.27 : 283,102.83 = 119,149.56 : x
  2. Step 2: Convert to fraction form
    205,205.27/283,102.83 = 119,149.56/x
  3. Step 3: Cross multiply
    205,205.27x = 283,102.83 × 119,149.56
  4. Step 4: Simplify right side
    205,205.27x = 33,731,577,629.25
  5. Step 5: Solve for x
    x = 33,731,577,629.25/205,205.27
  6. Step 6: Final answer
    x = 164,379.68

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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.