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Finding the Fourth Proportional to 79,326.96, 118,996.92 and 32,580.24

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Solution

The fourth proportional to 79,326.96, 118,996.92 and 32,580.24 is: 48,873.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,326.96 : 118,996.92 = 32,580.24 : x
  2. Step 2: Convert to fraction form
    79,326.96/118,996.92 = 32,580.24/x
  3. Step 3: Cross multiply
    79,326.96x = 118,996.92 × 32,580.24
  4. Step 4: Simplify right side
    79,326.96x = 3,876,948,212.86
  5. Step 5: Solve for x
    x = 3,876,948,212.86/79,326.96
  6. Step 6: Final answer
    x = 48,873.02

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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.