Home / 188,416.12-259,754.43-150,305.02

Finding the Fourth Proportional to 188,416.12, 259,754.43 and 150,305.02

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Solution

The fourth proportional to 188,416.12, 259,754.43 and 150,305.02 is: 207,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,416.12 : 259,754.43 = 150,305.02 : x
  2. Step 2: Convert to fraction form
    188,416.12/259,754.43 = 150,305.02/x
  3. Step 3: Cross multiply
    188,416.12x = 259,754.43 × 150,305.02
  4. Step 4: Simplify right side
    188,416.12x = 39,042,394,796.24
  5. Step 5: Solve for x
    x = 39,042,394,796.24/188,416.12
  6. Step 6: Final answer
    x = 207,213.67

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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.