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Finding the Fourth Proportional to 165,797.37, 248,511.38 and 65,930.85

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Solution

The fourth proportional to 165,797.37, 248,511.38 and 65,930.85 is: 98,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,797.37 : 248,511.38 = 65,930.85 : x
  2. Step 2: Convert to fraction form
    165,797.37/248,511.38 = 65,930.85/x
  3. Step 3: Cross multiply
    165,797.37x = 248,511.38 × 65,930.85
  4. Step 4: Simplify right side
    165,797.37x = 16,384,566,188.42
  5. Step 5: Solve for x
    x = 16,384,566,188.42/165,797.37
  6. Step 6: Final answer
    x = 98,822.84

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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.