Home / 82,910.09-114,414.94-48,918.64

Finding the Fourth Proportional to 82,910.09, 114,414.94 and 48,918.64

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Solution

The fourth proportional to 82,910.09, 114,414.94 and 48,918.64 is: 67,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,910.09 : 114,414.94 = 48,918.64 : x
  2. Step 2: Convert to fraction form
    82,910.09/114,414.94 = 48,918.64/x
  3. Step 3: Cross multiply
    82,910.09x = 114,414.94 × 48,918.64
  4. Step 4: Simplify right side
    82,910.09x = 5,597,023,260.48
  5. Step 5: Solve for x
    x = 5,597,023,260.48/82,910.09
  6. Step 6: Final answer
    x = 67,507.14

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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.