Home / 236,760.20-355,140.30-210,955.40

Finding the Fourth Proportional to 236,760.20, 355,140.30 and 210,955.40

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Solution

The fourth proportional to 236,760.20, 355,140.30 and 210,955.40 is: 316,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,760.20 : 355,140.30 = 210,955.40 : x
  2. Step 2: Convert to fraction form
    236,760.20/355,140.30 = 210,955.40/x
  3. Step 3: Cross multiply
    236,760.20x = 355,140.30 × 210,955.40
  4. Step 4: Simplify right side
    236,760.20x = 74,918,764,042.62
  5. Step 5: Solve for x
    x = 74,918,764,042.62/236,760.20
  6. Step 6: Final answer
    x = 316,433.10

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