Home / 190,735.94-263,188.68-114,237.12

Finding the Fourth Proportional to 190,735.94, 263,188.68 and 114,237.12

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Solution

The fourth proportional to 190,735.94, 263,188.68 and 114,237.12 is: 157,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,735.94 : 263,188.68 = 114,237.12 : x
  2. Step 2: Convert to fraction form
    190,735.94/263,188.68 = 114,237.12/x
  3. Step 3: Cross multiply
    190,735.94x = 263,188.68 × 114,237.12
  4. Step 4: Simplify right side
    190,735.94x = 30,065,916,819.80
  5. Step 5: Solve for x
    x = 30,065,916,819.80/190,735.94
  6. Step 6: Final answer
    x = 157,631.10

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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.