Home / 226,538.73-339,806.54-76,884.39

Finding the Fourth Proportional to 226,538.73, 339,806.54 and 76,884.39

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Solution

The fourth proportional to 226,538.73, 339,806.54 and 76,884.39 is: 115,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,538.73 : 339,806.54 = 76,884.39 : x
  2. Step 2: Convert to fraction form
    226,538.73/339,806.54 = 76,884.39/x
  3. Step 3: Cross multiply
    226,538.73x = 339,806.54 × 76,884.39
  4. Step 4: Simplify right side
    226,538.73x = 26,125,818,161.49
  5. Step 5: Solve for x
    x = 26,125,818,161.49/226,538.73
  6. Step 6: Final answer
    x = 115,326.06

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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.