Home / 179,073.45-268,752.74-100,172.97

Finding the Fourth Proportional to 179,073.45, 268,752.74 and 100,172.97

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Solution

The fourth proportional to 179,073.45, 268,752.74 and 100,172.97 is: 150,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,073.45 : 268,752.74 = 100,172.97 : x
  2. Step 2: Convert to fraction form
    179,073.45/268,752.74 = 100,172.97/x
  3. Step 3: Cross multiply
    179,073.45x = 268,752.74 × 100,172.97
  4. Step 4: Simplify right side
    179,073.45x = 26,921,760,161.44
  5. Step 5: Solve for x
    x = 26,921,760,161.44/179,073.45
  6. Step 6: Final answer
    x = 150,339.21

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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.