Home / 53,440.60-80,168.16-22,268.56

Finding the Fourth Proportional to 53,440.60, 80,168.16 and 22,268.56

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Solution

The fourth proportional to 53,440.60, 80,168.16 and 22,268.56 is: 33,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,440.60 : 80,168.16 = 22,268.56 : x
  2. Step 2: Convert to fraction form
    53,440.60/80,168.16 = 22,268.56/x
  3. Step 3: Cross multiply
    53,440.60x = 80,168.16 × 22,268.56
  4. Step 4: Simplify right side
    53,440.60x = 1,785,229,481.05
  5. Step 5: Solve for x
    x = 1,785,229,481.05/53,440.60
  6. Step 6: Final answer
    x = 33,405.87

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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.