Home / 262,321.20-393,190.20-144,077.40

Finding the Fourth Proportional to 262,321.20, 393,190.20 and 144,077.40

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Solution

The fourth proportional to 262,321.20, 393,190.20 and 144,077.40 is: 215,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,321.20 : 393,190.20 = 144,077.40 : x
  2. Step 2: Convert to fraction form
    262,321.20/393,190.20 = 144,077.40/x
  3. Step 3: Cross multiply
    262,321.20x = 393,190.20 × 144,077.40
  4. Step 4: Simplify right side
    262,321.20x = 56,649,821,721.48
  5. Step 5: Solve for x
    x = 56,649,821,721.48/262,321.20
  6. Step 6: Final answer
    x = 215,955.94

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