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Finding the Fourth Proportional to 146,751.63, 220,163.90 and 41,571.51

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Solution

The fourth proportional to 146,751.63, 220,163.90 and 41,571.51 is: 62,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,751.63 : 220,163.90 = 41,571.51 : x
  2. Step 2: Convert to fraction form
    146,751.63/220,163.90 = 41,571.51/x
  3. Step 3: Cross multiply
    146,751.63x = 220,163.90 × 41,571.51
  4. Step 4: Simplify right side
    146,751.63x = 9,152,545,562.63
  5. Step 5: Solve for x
    x = 9,152,545,562.63/146,751.63
  6. Step 6: Final answer
    x = 62,367.59

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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.