Home / 213,381.16-320,182.26-95,137.72

Finding the Fourth Proportional to 213,381.16, 320,182.26 and 95,137.72

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Solution

The fourth proportional to 213,381.16, 320,182.26 and 95,137.72 is: 142,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,381.16 : 320,182.26 = 95,137.72 : x
  2. Step 2: Convert to fraction form
    213,381.16/320,182.26 = 95,137.72/x
  3. Step 3: Cross multiply
    213,381.16x = 320,182.26 × 95,137.72
  4. Step 4: Simplify right side
    213,381.16x = 30,461,410,200.85
  5. Step 5: Solve for x
    x = 30,461,410,200.85/213,381.16
  6. Step 6: Final answer
    x = 142,755.86

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