Home / 76,455.24-114,571.97-43,104.15

Finding the Fourth Proportional to 76,455.24, 114,571.97 and 43,104.15

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Solution

The fourth proportional to 76,455.24, 114,571.97 and 43,104.15 is: 64,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,455.24 : 114,571.97 = 43,104.15 : x
  2. Step 2: Convert to fraction form
    76,455.24/114,571.97 = 43,104.15/x
  3. Step 3: Cross multiply
    76,455.24x = 114,571.97 × 43,104.15
  4. Step 4: Simplify right side
    76,455.24x = 4,938,527,326.80
  5. Step 5: Solve for x
    x = 4,938,527,326.80/76,455.24
  6. Step 6: Final answer
    x = 64,593.70

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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.