Home / 188,940.19-260,749.25-104,057.23

Finding the Fourth Proportional to 188,940.19, 260,749.25 and 104,057.23

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Solution

The fourth proportional to 188,940.19, 260,749.25 and 104,057.23 is: 143,605.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,940.19 : 260,749.25 = 104,057.23 : x
  2. Step 2: Convert to fraction form
    188,940.19/260,749.25 = 104,057.23/x
  3. Step 3: Cross multiply
    188,940.19x = 260,749.25 × 104,057.23
  4. Step 4: Simplify right side
    188,940.19x = 27,132,844,679.58
  5. Step 5: Solve for x
    x = 27,132,844,679.58/188,940.19
  6. Step 6: Final answer
    x = 143,605.47

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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.