Home / 229,418.54-344,127.82-89,209.96

Finding the Fourth Proportional to 229,418.54, 344,127.82 and 89,209.96

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Solution

The fourth proportional to 229,418.54, 344,127.82 and 89,209.96 is: 133,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,418.54 : 344,127.82 = 89,209.96 : x
  2. Step 2: Convert to fraction form
    229,418.54/344,127.82 = 89,209.96/x
  3. Step 3: Cross multiply
    229,418.54x = 344,127.82 × 89,209.96
  4. Step 4: Simplify right side
    229,418.54x = 30,699,629,057.09
  5. Step 5: Solve for x
    x = 30,699,629,057.09/229,418.54
  6. Step 6: Final answer
    x = 133,814.94

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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.