Home / 121,945.14-182,912.22-50,838.48

Finding the Fourth Proportional to 121,945.14, 182,912.22 and 50,838.48

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Solution

The fourth proportional to 121,945.14, 182,912.22 and 50,838.48 is: 76,255.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,945.14 : 182,912.22 = 50,838.48 : x
  2. Step 2: Convert to fraction form
    121,945.14/182,912.22 = 50,838.48/x
  3. Step 3: Cross multiply
    121,945.14x = 182,912.22 × 50,838.48
  4. Step 4: Simplify right side
    121,945.14x = 9,298,979,238.23
  5. Step 5: Solve for x
    x = 9,298,979,238.23/121,945.14
  6. Step 6: Final answer
    x = 76,255.43

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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.