Home / 188,891.06-260,669.41-104,007.38

Finding the Fourth Proportional to 188,891.06, 260,669.41 and 104,007.38

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Solution

The fourth proportional to 188,891.06, 260,669.41 and 104,007.38 is: 143,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,891.06 : 260,669.41 = 104,007.38 : x
  2. Step 2: Convert to fraction form
    188,891.06/260,669.41 = 104,007.38/x
  3. Step 3: Cross multiply
    188,891.06x = 260,669.41 × 104,007.38
  4. Step 4: Simplify right side
    188,891.06x = 27,111,540,816.88
  5. Step 5: Solve for x
    x = 27,111,540,816.88/188,891.06
  6. Step 6: Final answer
    x = 143,530.04

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1.5x scale

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.