Home / 76,755.48-115,148.75-32,382.33

Finding the Fourth Proportional to 76,755.48, 115,148.75 and 32,382.33

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Solution

The fourth proportional to 76,755.48, 115,148.75 and 32,382.33 is: 48,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,755.48 : 115,148.75 = 32,382.33 : x
  2. Step 2: Convert to fraction form
    76,755.48/115,148.75 = 32,382.33/x
  3. Step 3: Cross multiply
    76,755.48x = 115,148.75 × 32,382.33
  4. Step 4: Simplify right side
    76,755.48x = 3,728,784,659.68
  5. Step 5: Solve for x
    x = 3,728,784,659.68/76,755.48
  6. Step 6: Final answer
    x = 48,580.04

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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.