Home / 204,511.92-282,223.08-119,643.36

Finding the Fourth Proportional to 204,511.92, 282,223.08 and 119,643.36

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Solution

The fourth proportional to 204,511.92, 282,223.08 and 119,643.36 is: 165,105.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,511.92 : 282,223.08 = 119,643.36 : x
  2. Step 2: Convert to fraction form
    204,511.92/282,223.08 = 119,643.36/x
  3. Step 3: Cross multiply
    204,511.92x = 282,223.08 × 119,643.36
  4. Step 4: Simplify right side
    204,511.92x = 33,766,117,560.75
  5. Step 5: Solve for x
    x = 33,766,117,560.75/204,511.92
  6. Step 6: Final answer
    x = 165,105.87

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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.