Home / 226,971.26-339,816.81-120,113.18

Finding the Fourth Proportional to 226,971.26, 339,816.81 and 120,113.18

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Solution

The fourth proportional to 226,971.26, 339,816.81 and 120,113.18 is: 179,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,971.26 : 339,816.81 = 120,113.18 : x
  2. Step 2: Convert to fraction form
    226,971.26/339,816.81 = 120,113.18/x
  3. Step 3: Cross multiply
    226,971.26x = 339,816.81 × 120,113.18
  4. Step 4: Simplify right side
    226,971.26x = 40,816,477,666.56
  5. Step 5: Solve for x
    x = 40,816,477,666.56/226,971.26
  6. Step 6: Final answer
    x = 179,831.04

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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.