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Finding the Fourth Proportional to 202,272.63, 303,458.34 and 67,336.44

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Solution

The fourth proportional to 202,272.63, 303,458.34 and 67,336.44 is: 101,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,272.63 : 303,458.34 = 67,336.44 : x
  2. Step 2: Convert to fraction form
    202,272.63/303,458.34 = 67,336.44/x
  3. Step 3: Cross multiply
    202,272.63x = 303,458.34 × 67,336.44
  4. Step 4: Simplify right side
    202,272.63x = 20,433,802,618.28
  5. Step 5: Solve for x
    x = 20,433,802,618.28/202,272.63
  6. Step 6: Final answer
    x = 101,021.10

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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.