Home / 204,948.20-282,850.26-120,136.52

Finding the Fourth Proportional to 204,948.20, 282,850.26 and 120,136.52

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Solution

The fourth proportional to 204,948.20, 282,850.26 and 120,136.52 is: 165,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,948.20 : 282,850.26 = 120,136.52 : x
  2. Step 2: Convert to fraction form
    204,948.20/282,850.26 = 120,136.52/x
  3. Step 3: Cross multiply
    204,948.20x = 282,850.26 × 120,136.52
  4. Step 4: Simplify right side
    204,948.20x = 33,980,645,917.50
  5. Step 5: Solve for x
    x = 33,980,645,917.50/204,948.20
  6. Step 6: Final answer
    x = 165,801.14

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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.