Home / 79,772.07-110,083.26-43,472.73

Finding the Fourth Proportional to 79,772.07, 110,083.26 and 43,472.73

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Solution

The fourth proportional to 79,772.07, 110,083.26 and 43,472.73 is: 59,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,772.07 : 110,083.26 = 43,472.73 : x
  2. Step 2: Convert to fraction form
    79,772.07/110,083.26 = 43,472.73/x
  3. Step 3: Cross multiply
    79,772.07x = 110,083.26 × 43,472.73
  4. Step 4: Simplify right side
    79,772.07x = 4,785,619,839.50
  5. Step 5: Solve for x
    x = 4,785,619,839.50/79,772.07
  6. Step 6: Final answer
    x = 59,991.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.