Home / 76,917.29-115,388.14-32,544.38

Finding the Fourth Proportional to 76,917.29, 115,388.14 and 32,544.38

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Solution

The fourth proportional to 76,917.29, 115,388.14 and 32,544.38 is: 48,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,917.29 : 115,388.14 = 32,544.38 : x
  2. Step 2: Convert to fraction form
    76,917.29/115,388.14 = 32,544.38/x
  3. Step 3: Cross multiply
    76,917.29x = 115,388.14 × 32,544.38
  4. Step 4: Simplify right side
    76,917.29x = 3,755,234,817.35
  5. Step 5: Solve for x
    x = 3,755,234,817.35/76,917.29
  6. Step 6: Final answer
    x = 48,821.72

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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.