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Finding the Fourth Proportional to 45,882.99, 68,816.28 and 29,193.44

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Solution

The fourth proportional to 45,882.99, 68,816.28 and 29,193.44 is: 43,784.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,882.99 : 68,816.28 = 29,193.44 : x
  2. Step 2: Convert to fraction form
    45,882.99/68,816.28 = 29,193.44/x
  3. Step 3: Cross multiply
    45,882.99x = 68,816.28 × 29,193.44
  4. Step 4: Simplify right side
    45,882.99x = 2,008,983,795.24
  5. Step 5: Solve for x
    x = 2,008,983,795.24/45,882.99
  6. Step 6: Final answer
    x = 43,784.94

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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.