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Finding the Fourth Proportional to 147,041.44, 220,584.04 and 68,163.64

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Solution

The fourth proportional to 147,041.44, 220,584.04 and 68,163.64 is: 102,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,041.44 : 220,584.04 = 68,163.64 : x
  2. Step 2: Convert to fraction form
    147,041.44/220,584.04 = 68,163.64/x
  3. Step 3: Cross multiply
    147,041.44x = 220,584.04 × 68,163.64
  4. Step 4: Simplify right side
    147,041.44x = 15,035,811,092.31
  5. Step 5: Solve for x
    x = 15,035,811,092.31/147,041.44
  6. Step 6: Final answer
    x = 102,255.60

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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.