Home / 167,831.46-251,857.62-79,110

Finding the Fourth Proportional to 167,831.46, 251,857.62 and 79,110

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Solution

The fourth proportional to 167,831.46, 251,857.62 and 79,110 is: 118,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,831.46 : 251,857.62 = 79,110 : x
  2. Step 2: Convert to fraction form
    167,831.46/251,857.62 = 79,110/x
  3. Step 3: Cross multiply
    167,831.46x = 251,857.62 × 79,110
  4. Step 4: Simplify right side
    167,831.46x = 19,924,456,318.20
  5. Step 5: Solve for x
    x = 19,924,456,318.20/167,831.46
  6. Step 6: Final answer
    x = 118,717.05

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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.