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Finding the Fourth Proportional to 192,682.34, 265,725.96 and 165,449.92

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Solution

The fourth proportional to 192,682.34, 265,725.96 and 165,449.92 is: 228,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,682.34 : 265,725.96 = 165,449.92 : x
  2. Step 2: Convert to fraction form
    192,682.34/265,725.96 = 165,449.92/x
  3. Step 3: Cross multiply
    192,682.34x = 265,725.96 × 165,449.92
  4. Step 4: Simplify right side
    192,682.34x = 43,964,338,823.92
  5. Step 5: Solve for x
    x = 43,964,338,823.92/192,682.34
  6. Step 6: Final answer
    x = 228,170.05

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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.