Home / 226,723.86-340,129.53-126,996.66

Finding the Fourth Proportional to 226,723.86, 340,129.53 and 126,996.66

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Solution

The fourth proportional to 226,723.86, 340,129.53 and 126,996.66 is: 190,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,723.86 : 340,129.53 = 126,996.66 : x
  2. Step 2: Convert to fraction form
    226,723.86/340,129.53 = 126,996.66/x
  3. Step 3: Cross multiply
    226,723.86x = 340,129.53 × 126,996.66
  4. Step 4: Simplify right side
    226,723.86x = 43,195,314,277.37
  5. Step 5: Solve for x
    x = 43,195,314,277.37/226,723.86
  6. Step 6: Final answer
    x = 190,519.49

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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.