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Finding the Fourth Proportional to 79,079.35, 118,619.03 and 32,321.29

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Solution

The fourth proportional to 79,079.35, 118,619.03 and 32,321.29 is: 48,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,079.35 : 118,619.03 = 32,321.29 : x
  2. Step 2: Convert to fraction form
    79,079.35/118,619.03 = 32,321.29/x
  3. Step 3: Cross multiply
    79,079.35x = 118,619.03 × 32,321.29
  4. Step 4: Simplify right side
    79,079.35x = 3,833,920,068.15
  5. Step 5: Solve for x
    x = 3,833,920,068.15/79,079.35
  6. Step 6: Final answer
    x = 48,481.94

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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.