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Finding the Fourth Proportional to 92,697.54, 139,046.28 and 33,519.39

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Solution

The fourth proportional to 92,697.54, 139,046.28 and 33,519.39 is: 50,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,697.54 : 139,046.28 = 33,519.39 : x
  2. Step 2: Convert to fraction form
    92,697.54/139,046.28 = 33,519.39/x
  3. Step 3: Cross multiply
    92,697.54x = 139,046.28 × 33,519.39
  4. Step 4: Simplify right side
    92,697.54x = 4,660,746,487.37
  5. Step 5: Solve for x
    x = 4,660,746,487.37/92,697.54
  6. Step 6: Final answer
    x = 50,279.07

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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.