Home / 73,632.10-110,451.99-21,049.54

Finding the Fourth Proportional to 73,632.10, 110,451.99 and 21,049.54

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Solution

The fourth proportional to 73,632.10, 110,451.99 and 21,049.54 is: 31,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,632.10 : 110,451.99 = 21,049.54 : x
  2. Step 2: Convert to fraction form
    73,632.10/110,451.99 = 21,049.54/x
  3. Step 3: Cross multiply
    73,632.10x = 110,451.99 × 21,049.54
  4. Step 4: Simplify right side
    73,632.10x = 2,324,963,581.58
  5. Step 5: Solve for x
    x = 2,324,963,581.58/73,632.10
  6. Step 6: Final answer
    x = 31,575.41

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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.