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Finding the Fourth Proportional to 50,214.80, 69,388.11 and 36,579.11

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Solution

The fourth proportional to 50,214.80, 69,388.11 and 36,579.11 is: 50,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,214.80 : 69,388.11 = 36,579.11 : x
  2. Step 2: Convert to fraction form
    50,214.80/69,388.11 = 36,579.11/x
  3. Step 3: Cross multiply
    50,214.80x = 69,388.11 × 36,579.11
  4. Step 4: Simplify right side
    50,214.80x = 2,538,154,961.44
  5. Step 5: Solve for x
    x = 2,538,154,961.44/50,214.80
  6. Step 6: Final answer
    x = 50,545.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.