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Finding the Fourth Proportional to 51,182.92, 76,765.92 and 36,346.96

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Solution

The fourth proportional to 51,182.92, 76,765.92 and 36,346.96 is: 54,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,182.92 : 76,765.92 = 36,346.96 : x
  2. Step 2: Convert to fraction form
    51,182.92/76,765.92 = 36,346.96/x
  3. Step 3: Cross multiply
    51,182.92x = 76,765.92 × 36,346.96
  4. Step 4: Simplify right side
    51,182.92x = 2,790,207,823.60
  5. Step 5: Solve for x
    x = 2,790,207,823.60/51,182.92
  6. Step 6: Final answer
    x = 54,514.43

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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.