Home / 175,377.22-263,104.81-81,831.94

Finding the Fourth Proportional to 175,377.22, 263,104.81 and 81,831.94

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Solution

The fourth proportional to 175,377.22, 263,104.81 and 81,831.94 is: 122,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,377.22 : 263,104.81 = 81,831.94 : x
  2. Step 2: Convert to fraction form
    175,377.22/263,104.81 = 81,831.94/x
  3. Step 3: Cross multiply
    175,377.22x = 263,104.81 × 81,831.94
  4. Step 4: Simplify right side
    175,377.22x = 21,530,376,163.29
  5. Step 5: Solve for x
    x = 21,530,376,163.29/175,377.22
  6. Step 6: Final answer
    x = 122,766.10

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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.