Home / 188,944.44-260,755.12-104,061.48

Finding the Fourth Proportional to 188,944.44, 260,755.12 and 104,061.48

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Solution

The fourth proportional to 188,944.44, 260,755.12 and 104,061.48 is: 143,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,944.44 : 260,755.12 = 104,061.48 : x
  2. Step 2: Convert to fraction form
    188,944.44/260,755.12 = 104,061.48/x
  3. Step 3: Cross multiply
    188,944.44x = 260,755.12 × 104,061.48
  4. Step 4: Simplify right side
    188,944.44x = 27,134,563,704.78
  5. Step 5: Solve for x
    x = 27,134,563,704.78/188,944.44
  6. Step 6: Final answer
    x = 143,611.34

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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.