Home / 49,184.97-73,777.29-21,086.79

Finding the Fourth Proportional to 49,184.97, 73,777.29 and 21,086.79

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Solution

The fourth proportional to 49,184.97, 73,777.29 and 21,086.79 is: 31,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,184.97 : 73,777.29 = 21,086.79 : x
  2. Step 2: Convert to fraction form
    49,184.97/73,777.29 = 21,086.79/x
  3. Step 3: Cross multiply
    49,184.97x = 73,777.29 × 21,086.79
  4. Step 4: Simplify right side
    49,184.97x = 1,555,726,221.00
  5. Step 5: Solve for x
    x = 1,555,726,221.00/49,184.97
  6. Step 6: Final answer
    x = 31,630.11

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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.