Home / 76,858.92-115,324-32,496.02

Finding the Fourth Proportional to 76,858.92, 115,324 and 32,496.02

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Solution

The fourth proportional to 76,858.92, 115,324 and 32,496.02 is: 48,759.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,858.92 : 115,324 = 32,496.02 : x
  2. Step 2: Convert to fraction form
    76,858.92/115,324 = 32,496.02/x
  3. Step 3: Cross multiply
    76,858.92x = 115,324 × 32,496.02
  4. Step 4: Simplify right side
    76,858.92x = 3,747,571,010.48
  5. Step 5: Solve for x
    x = 3,747,571,010.48/76,858.92
  6. Step 6: Final answer
    x = 48,759.09

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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.