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Finding the Fourth Proportional to 56,634.26, 84,940.05 and 53,824.10

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Solution

The fourth proportional to 56,634.26, 84,940.05 and 53,824.10 is: 80,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,634.26 : 84,940.05 = 53,824.10 : x
  2. Step 2: Convert to fraction form
    56,634.26/84,940.05 = 53,824.10/x
  3. Step 3: Cross multiply
    56,634.26x = 84,940.05 × 53,824.10
  4. Step 4: Simplify right side
    56,634.26x = 4,571,821,745.21
  5. Step 5: Solve for x
    x = 4,571,821,745.21/56,634.26
  6. Step 6: Final answer
    x = 80,725.37

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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.