Home / 188,844.13-260,604.70-103,961.26

Finding the Fourth Proportional to 188,844.13, 260,604.70 and 103,961.26

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Solution

The fourth proportional to 188,844.13, 260,604.70 and 103,961.26 is: 143,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,844.13 : 260,604.70 = 103,961.26 : x
  2. Step 2: Convert to fraction form
    188,844.13/260,604.70 = 103,961.26/x
  3. Step 3: Cross multiply
    188,844.13x = 260,604.70 × 103,961.26
  4. Step 4: Simplify right side
    188,844.13x = 27,092,792,973.92
  5. Step 5: Solve for x
    x = 27,092,792,973.92/188,844.13
  6. Step 6: Final answer
    x = 143,466.43

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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.