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Finding the Fourth Proportional to 45,651.62, 68,383.11 and 26,873.80

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Solution

The fourth proportional to 45,651.62, 68,383.11 and 26,873.80 is: 40,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,651.62 : 68,383.11 = 26,873.80 : x
  2. Step 2: Convert to fraction form
    45,651.62/68,383.11 = 26,873.80/x
  3. Step 3: Cross multiply
    45,651.62x = 68,383.11 × 26,873.80
  4. Step 4: Simplify right side
    45,651.62x = 1,837,713,679.60
  5. Step 5: Solve for x
    x = 1,837,713,679.60/45,651.62
  6. Step 6: Final answer
    x = 40,255.17

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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.