Home / 181,961.20-251,108.83-104,449.37

Finding the Fourth Proportional to 181,961.20, 251,108.83 and 104,449.37

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Solution

The fourth proportional to 181,961.20, 251,108.83 and 104,449.37 is: 144,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,961.20 : 251,108.83 = 104,449.37 : x
  2. Step 2: Convert to fraction form
    181,961.20/251,108.83 = 104,449.37/x
  3. Step 3: Cross multiply
    181,961.20x = 251,108.83 × 104,449.37
  4. Step 4: Simplify right side
    181,961.20x = 26,228,157,382.43
  5. Step 5: Solve for x
    x = 26,228,157,382.43/181,961.20
  6. Step 6: Final answer
    x = 144,141.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.