Home / 121,284.51-181,961.87-50,194.02

Finding the Fourth Proportional to 121,284.51, 181,961.87 and 50,194.02

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Solution

The fourth proportional to 121,284.51, 181,961.87 and 50,194.02 is: 75,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,284.51 : 181,961.87 = 50,194.02 : x
  2. Step 2: Convert to fraction form
    121,284.51/181,961.87 = 50,194.02/x
  3. Step 3: Cross multiply
    121,284.51x = 181,961.87 × 50,194.02
  4. Step 4: Simplify right side
    121,284.51x = 9,133,397,491.05
  5. Step 5: Solve for x
    x = 9,133,397,491.05/121,284.51
  6. Step 6: Final answer
    x = 75,305.56

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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.