Home / 168,231.46-251,831.94-108,949.18

Finding the Fourth Proportional to 168,231.46, 251,831.94 and 108,949.18

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Solution

The fourth proportional to 168,231.46, 251,831.94 and 108,949.18 is: 163,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,231.46 : 251,831.94 = 108,949.18 : x
  2. Step 2: Convert to fraction form
    168,231.46/251,831.94 = 108,949.18/x
  3. Step 3: Cross multiply
    168,231.46x = 251,831.94 × 108,949.18
  4. Step 4: Simplify right side
    168,231.46x = 27,436,883,360.81
  5. Step 5: Solve for x
    x = 27,436,883,360.81/168,231.46
  6. Step 6: Final answer
    x = 163,090.09

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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.