Home / 121,003.68-181,394.82-50,887.92

Finding the Fourth Proportional to 121,003.68, 181,394.82 and 50,887.92

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Solution

The fourth proportional to 121,003.68, 181,394.82 and 50,887.92 is: 76,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,003.68 : 181,394.82 = 50,887.92 : x
  2. Step 2: Convert to fraction form
    121,003.68/181,394.82 = 50,887.92/x
  3. Step 3: Cross multiply
    121,003.68x = 181,394.82 × 50,887.92
  4. Step 4: Simplify right side
    121,003.68x = 9,230,805,088.57
  5. Step 5: Solve for x
    x = 9,230,805,088.57/121,003.68
  6. Step 6: Final answer
    x = 76,285.33

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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.