Home / 84,770.28-116,986.56-47,044.56

Finding the Fourth Proportional to 84,770.28, 116,986.56 and 47,044.56

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Solution

The fourth proportional to 84,770.28, 116,986.56 and 47,044.56 is: 64,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,770.28 : 116,986.56 = 47,044.56 : x
  2. Step 2: Convert to fraction form
    84,770.28/116,986.56 = 47,044.56/x
  3. Step 3: Cross multiply
    84,770.28x = 116,986.56 × 47,044.56
  4. Step 4: Simplify right side
    84,770.28x = 5,503,581,241.11
  5. Step 5: Solve for x
    x = 5,503,581,241.11/84,770.28
  6. Step 6: Final answer
    x = 64,923.48

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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.