Home / 200,855.28-301,284.66-51,095.73

Finding the Fourth Proportional to 200,855.28, 301,284.66 and 51,095.73

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Solution

The fourth proportional to 200,855.28, 301,284.66 and 51,095.73 is: 76,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,855.28 : 301,284.66 = 51,095.73 : x
  2. Step 2: Convert to fraction form
    200,855.28/301,284.66 = 51,095.73/x
  3. Step 3: Cross multiply
    200,855.28x = 301,284.66 × 51,095.73
  4. Step 4: Simplify right side
    200,855.28x = 15,394,359,640.50
  5. Step 5: Solve for x
    x = 15,394,359,640.50/200,855.28
  6. Step 6: Final answer
    x = 76,644.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.