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Finding the Fourth Proportional to 101,664.78, 152,453.97 and 41,651.94

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Solution

The fourth proportional to 101,664.78, 152,453.97 and 41,651.94 is: 62,460.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,664.78 : 152,453.97 = 41,651.94 : x
  2. Step 2: Convert to fraction form
    101,664.78/152,453.97 = 41,651.94/x
  3. Step 3: Cross multiply
    101,664.78x = 152,453.97 × 41,651.94
  4. Step 4: Simplify right side
    101,664.78x = 6,350,003,611.20
  5. Step 5: Solve for x
    x = 6,350,003,611.20/101,664.78
  6. Step 6: Final answer
    x = 62,460.21

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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.