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Finding the Fourth Proportional to 179,544.76, 269,323.95 and 67,213.15

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Solution

The fourth proportional to 179,544.76, 269,323.95 and 67,213.15 is: 100,822.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,544.76 : 269,323.95 = 67,213.15 : x
  2. Step 2: Convert to fraction form
    179,544.76/269,323.95 = 67,213.15/x
  3. Step 3: Cross multiply
    179,544.76x = 269,323.95 × 67,213.15
  4. Step 4: Simplify right side
    179,544.76x = 18,102,111,049.94
  5. Step 5: Solve for x
    x = 18,102,111,049.94/179,544.76
  6. Step 6: Final answer
    x = 100,822.27

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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.