Home / 76,512.92-114,769.37-29,116.83

Finding the Fourth Proportional to 76,512.92, 114,769.37 and 29,116.83

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Solution

The fourth proportional to 76,512.92, 114,769.37 and 29,116.83 is: 43,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,512.92 : 114,769.37 = 29,116.83 : x
  2. Step 2: Convert to fraction form
    76,512.92/114,769.37 = 29,116.83/x
  3. Step 3: Cross multiply
    76,512.92x = 114,769.37 × 29,116.83
  4. Step 4: Simplify right side
    76,512.92x = 3,341,720,738.67
  5. Step 5: Solve for x
    x = 3,341,720,738.67/76,512.92
  6. Step 6: Final answer
    x = 43,675.25

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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.