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Finding the Fourth Proportional to 200,751.73, 301,173.04 and 67,628.35

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Solution

The fourth proportional to 200,751.73, 301,173.04 and 67,628.35 is: 101,457.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,751.73 : 301,173.04 = 67,628.35 : x
  2. Step 2: Convert to fraction form
    200,751.73/301,173.04 = 67,628.35/x
  3. Step 3: Cross multiply
    200,751.73x = 301,173.04 × 67,628.35
  4. Step 4: Simplify right side
    200,751.73x = 20,367,836,220.69
  5. Step 5: Solve for x
    x = 20,367,836,220.69/200,751.73
  6. Step 6: Final answer
    x = 101,457.84

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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.