Home / 165,144.91-227,901.14-89,693.41

Finding the Fourth Proportional to 165,144.91, 227,901.14 and 89,693.41

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Solution

The fourth proportional to 165,144.91, 227,901.14 and 89,693.41 is: 123,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,144.91 : 227,901.14 = 89,693.41 : x
  2. Step 2: Convert to fraction form
    165,144.91/227,901.14 = 89,693.41/x
  3. Step 3: Cross multiply
    165,144.91x = 227,901.14 × 89,693.41
  4. Step 4: Simplify right side
    165,144.91x = 20,441,229,707.62
  5. Step 5: Solve for x
    x = 20,441,229,707.62/165,144.91
  6. Step 6: Final answer
    x = 123,777.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.