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Finding the Fourth Proportional to 73,647.71, 101,634.52 and 41,817.29

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Solution

The fourth proportional to 73,647.71, 101,634.52 and 41,817.29 is: 57,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,647.71 : 101,634.52 = 41,817.29 : x
  2. Step 2: Convert to fraction form
    73,647.71/101,634.52 = 41,817.29/x
  3. Step 3: Cross multiply
    73,647.71x = 101,634.52 × 41,817.29
  4. Step 4: Simplify right side
    73,647.71x = 4,250,079,584.13
  5. Step 5: Solve for x
    x = 4,250,079,584.13/73,647.71
  6. Step 6: Final answer
    x = 57,708.24

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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.