Home / 188,280.62-259,817.82-106,596.16

Finding the Fourth Proportional to 188,280.62, 259,817.82 and 106,596.16

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Solution

The fourth proportional to 188,280.62, 259,817.82 and 106,596.16 is: 147,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,280.62 : 259,817.82 = 106,596.16 : x
  2. Step 2: Convert to fraction form
    188,280.62/259,817.82 = 106,596.16/x
  3. Step 3: Cross multiply
    188,280.62x = 259,817.82 × 106,596.16
  4. Step 4: Simplify right side
    188,280.62x = 27,695,581,911.57
  5. Step 5: Solve for x
    x = 27,695,581,911.57/188,280.62
  6. Step 6: Final answer
    x = 147,097.36

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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.