Home / 320,909.18-481,418.42-161,061.34

Finding the Fourth Proportional to 320,909.18, 481,418.42 and 161,061.34

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Solution

The fourth proportional to 320,909.18, 481,418.42 and 161,061.34 is: 241,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,909.18 : 481,418.42 = 161,061.34 : x
  2. Step 2: Convert to fraction form
    320,909.18/481,418.42 = 161,061.34/x
  3. Step 3: Cross multiply
    320,909.18x = 481,418.42 × 161,061.34
  4. Step 4: Simplify right side
    320,909.18x = 77,537,895,825.88
  5. Step 5: Solve for x
    x = 77,537,895,825.88/320,909.18
  6. Step 6: Final answer
    x = 241,619.44

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