Home / 188,979.75-260,792.06-104,098.64

Finding the Fourth Proportional to 188,979.75, 260,792.06 and 104,098.64

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Solution

The fourth proportional to 188,979.75, 260,792.06 and 104,098.64 is: 143,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,979.75 : 260,792.06 = 104,098.64 : x
  2. Step 2: Convert to fraction form
    188,979.75/260,792.06 = 104,098.64/x
  3. Step 3: Cross multiply
    188,979.75x = 260,792.06 × 104,098.64
  4. Step 4: Simplify right side
    188,979.75x = 27,148,096,944.34
  5. Step 5: Solve for x
    x = 27,148,096,944.34/188,979.75
  6. Step 6: Final answer
    x = 143,656.12

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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.