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Finding the Fourth Proportional to 79,636.44, 119,471.94 and 24,231

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Solution

The fourth proportional to 79,636.44, 119,471.94 and 24,231 is: 36,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,636.44 : 119,471.94 = 24,231 : x
  2. Step 2: Convert to fraction form
    79,636.44/119,471.94 = 24,231/x
  3. Step 3: Cross multiply
    79,636.44x = 119,471.94 × 24,231
  4. Step 4: Simplify right side
    79,636.44x = 2,894,924,578.14
  5. Step 5: Solve for x
    x = 2,894,924,578.14/79,636.44
  6. Step 6: Final answer
    x = 36,351.76

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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.