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Finding the Fourth Proportional to 73,775.26, 101,786.77 and 43,571.27

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Solution

The fourth proportional to 73,775.26, 101,786.77 and 43,571.27 is: 60,114.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,775.26 : 101,786.77 = 43,571.27 : x
  2. Step 2: Convert to fraction form
    73,775.26/101,786.77 = 43,571.27/x
  3. Step 3: Cross multiply
    73,775.26x = 101,786.77 × 43,571.27
  4. Step 4: Simplify right side
    73,775.26x = 4,434,978,838.10
  5. Step 5: Solve for x
    x = 4,434,978,838.10/73,775.26
  6. Step 6: Final answer
    x = 60,114.72

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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.