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Finding the Fourth Proportional to 201,353.27, 301,841.27 and 68,140.26

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Solution

The fourth proportional to 201,353.27, 301,841.27 and 68,140.26 is: 102,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,353.27 : 301,841.27 = 68,140.26 : x
  2. Step 2: Convert to fraction form
    201,353.27/301,841.27 = 68,140.26/x
  3. Step 3: Cross multiply
    201,353.27x = 301,841.27 × 68,140.26
  4. Step 4: Simplify right side
    201,353.27x = 20,567,542,531.35
  5. Step 5: Solve for x
    x = 20,567,542,531.35/201,353.27
  6. Step 6: Final answer
    x = 102,146.56

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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.