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Finding the Fourth Proportional to 79,674.76, 119,512.15 and 26,352.44

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Solution

The fourth proportional to 79,674.76, 119,512.15 and 26,352.44 is: 39,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,674.76 : 119,512.15 = 26,352.44 : x
  2. Step 2: Convert to fraction form
    79,674.76/119,512.15 = 26,352.44/x
  3. Step 3: Cross multiply
    79,674.76x = 119,512.15 × 26,352.44
  4. Step 4: Simplify right side
    79,674.76x = 3,149,436,098.70
  5. Step 5: Solve for x
    x = 3,149,436,098.70/79,674.76
  6. Step 6: Final answer
    x = 39,528.66

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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.