Home / 80,428.22-111,004.26-44,629.77

Finding the Fourth Proportional to 80,428.22, 111,004.26 and 44,629.77

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Solution

The fourth proportional to 80,428.22, 111,004.26 and 44,629.77 is: 61,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,428.22 : 111,004.26 = 44,629.77 : x
  2. Step 2: Convert to fraction form
    80,428.22/111,004.26 = 44,629.77/x
  3. Step 3: Cross multiply
    80,428.22x = 111,004.26 × 44,629.77
  4. Step 4: Simplify right side
    80,428.22x = 4,954,094,217.33
  5. Step 5: Solve for x
    x = 4,954,094,217.33/80,428.22
  6. Step 6: Final answer
    x = 61,596.46

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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.