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Finding the Fourth Proportional to 49,197.78, 67,893.72 and 26,841.78

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Solution

The fourth proportional to 49,197.78, 67,893.72 and 26,841.78 is: 37,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,197.78 : 67,893.72 = 26,841.78 : x
  2. Step 2: Convert to fraction form
    49,197.78/67,893.72 = 26,841.78/x
  3. Step 3: Cross multiply
    49,197.78x = 67,893.72 × 26,841.78
  4. Step 4: Simplify right side
    49,197.78x = 1,822,388,295.62
  5. Step 5: Solve for x
    x = 1,822,388,295.62/49,197.78
  6. Step 6: Final answer
    x = 37,042.08

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1.5x scale

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.