Home / 188,917.33-260,707.68-104,035

Finding the Fourth Proportional to 188,917.33, 260,707.68 and 104,035

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Solution

The fourth proportional to 188,917.33, 260,707.68 and 104,035 is: 143,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,917.33 : 260,707.68 = 104,035 : x
  2. Step 2: Convert to fraction form
    188,917.33/260,707.68 = 104,035/x
  3. Step 3: Cross multiply
    188,917.33x = 260,707.68 × 104,035
  4. Step 4: Simplify right side
    188,917.33x = 27,122,723,488.80
  5. Step 5: Solve for x
    x = 27,122,723,488.80/188,917.33
  6. Step 6: Final answer
    x = 143,569.27

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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.