Home / 69,910.21-96,477.97-38,081.15

Finding the Fourth Proportional to 69,910.21, 96,477.97 and 38,081.15

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Solution

The fourth proportional to 69,910.21, 96,477.97 and 38,081.15 is: 52,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,910.21 : 96,477.97 = 38,081.15 : x
  2. Step 2: Convert to fraction form
    69,910.21/96,477.97 = 38,081.15/x
  3. Step 3: Cross multiply
    69,910.21x = 96,477.97 × 38,081.15
  4. Step 4: Simplify right side
    69,910.21x = 3,673,992,445.56
  5. Step 5: Solve for x
    x = 3,673,992,445.56/69,910.21
  6. Step 6: Final answer
    x = 52,553.02

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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.