Home / 188,976.31-260,788.02-104,093.17

Finding the Fourth Proportional to 188,976.31, 260,788.02 and 104,093.17

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Solution

The fourth proportional to 188,976.31, 260,788.02 and 104,093.17 is: 143,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,976.31 : 260,788.02 = 104,093.17 : x
  2. Step 2: Convert to fraction form
    188,976.31/260,788.02 = 104,093.17/x
  3. Step 3: Cross multiply
    188,976.31x = 260,788.02 × 104,093.17
  4. Step 4: Simplify right side
    188,976.31x = 27,146,251,699.82
  5. Step 5: Solve for x
    x = 27,146,251,699.82/188,976.31
  6. Step 6: Final answer
    x = 143,648.97

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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.