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Finding the Fourth Proportional to 67,393.22, 92,995.14 and 39,093.44

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Solution

The fourth proportional to 67,393.22, 92,995.14 and 39,093.44 is: 53,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,393.22 : 92,995.14 = 39,093.44 : x
  2. Step 2: Convert to fraction form
    67,393.22/92,995.14 = 39,093.44/x
  3. Step 3: Cross multiply
    67,393.22x = 92,995.14 × 39,093.44
  4. Step 4: Simplify right side
    67,393.22x = 3,635,499,925.88
  5. Step 5: Solve for x
    x = 3,635,499,925.88/67,393.22
  6. Step 6: Final answer
    x = 53,944.59

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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.