Home / 121,963.14-182,939.22-50,856.48

Finding the Fourth Proportional to 121,963.14, 182,939.22 and 50,856.48

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Solution

The fourth proportional to 121,963.14, 182,939.22 and 50,856.48 is: 76,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,963.14 : 182,939.22 = 50,856.48 : x
  2. Step 2: Convert to fraction form
    121,963.14/182,939.22 = 50,856.48/x
  3. Step 3: Cross multiply
    121,963.14x = 182,939.22 × 50,856.48
  4. Step 4: Simplify right side
    121,963.14x = 9,303,644,783.15
  5. Step 5: Solve for x
    x = 9,303,644,783.15/121,963.14
  6. Step 6: Final answer
    x = 76,282.43

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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.