Home / 53,921.39-80,808.27-34,213.79

Finding the Fourth Proportional to 53,921.39, 80,808.27 and 34,213.79

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Solution

The fourth proportional to 53,921.39, 80,808.27 and 34,213.79 is: 51,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.39 : 80,808.27 = 34,213.79 : x
  2. Step 2: Convert to fraction form
    53,921.39/80,808.27 = 34,213.79/x
  3. Step 3: Cross multiply
    53,921.39x = 80,808.27 × 34,213.79
  4. Step 4: Simplify right side
    53,921.39x = 2,764,757,180.04
  5. Step 5: Solve for x
    x = 2,764,757,180.04/53,921.39
  6. Step 6: Final answer
    x = 51,273.85

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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.