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Finding the Fourth Proportional to 84,395.54, 126,481.53 and 44,867.54

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Solution

The fourth proportional to 84,395.54, 126,481.53 and 44,867.54 is: 67,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,395.54 : 126,481.53 = 44,867.54 : x
  2. Step 2: Convert to fraction form
    84,395.54/126,481.53 = 44,867.54/x
  3. Step 3: Cross multiply
    84,395.54x = 126,481.53 × 44,867.54
  4. Step 4: Simplify right side
    84,395.54x = 5,674,915,106.54
  5. Step 5: Solve for x
    x = 5,674,915,106.54/84,395.54
  6. Step 6: Final answer
    x = 67,241.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.