Home / 84,770.28-116,983.44-47,044.62

Finding the Fourth Proportional to 84,770.28, 116,983.44 and 47,044.62

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Solution

The fourth proportional to 84,770.28, 116,983.44 and 47,044.62 is: 64,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,770.28 : 116,983.44 = 47,044.62 : x
  2. Step 2: Convert to fraction form
    84,770.28/116,983.44 = 47,044.62/x
  3. Step 3: Cross multiply
    84,770.28x = 116,983.44 × 47,044.62
  4. Step 4: Simplify right side
    84,770.28x = 5,503,441,481.09
  5. Step 5: Solve for x
    x = 5,503,441,481.09/84,770.28
  6. Step 6: Final answer
    x = 64,921.83

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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.