Home / 143,608.24-215,443.43-43,765.79

Finding the Fourth Proportional to 143,608.24, 215,443.43 and 43,765.79

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Solution

The fourth proportional to 143,608.24, 215,443.43 and 43,765.79 is: 65,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,608.24 : 215,443.43 = 43,765.79 : x
  2. Step 2: Convert to fraction form
    143,608.24/215,443.43 = 43,765.79/x
  3. Step 3: Cross multiply
    143,608.24x = 215,443.43 × 43,765.79
  4. Step 4: Simplify right side
    143,608.24x = 9,429,051,914.26
  5. Step 5: Solve for x
    x = 9,429,051,914.26/143,608.24
  6. Step 6: Final answer
    x = 65,658.15

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