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Finding the Fourth Proportional to 235,721.55, 353,585.67 and 67,241.91

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Solution

The fourth proportional to 235,721.55, 353,585.67 and 67,241.91 is: 100,863.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,721.55 : 353,585.67 = 67,241.91 : x
  2. Step 2: Convert to fraction form
    235,721.55/353,585.67 = 67,241.91/x
  3. Step 3: Cross multiply
    235,721.55x = 353,585.67 × 67,241.91
  4. Step 4: Simplify right side
    235,721.55x = 23,775,775,799.43
  5. Step 5: Solve for x
    x = 23,775,775,799.43/235,721.55
  6. Step 6: Final answer
    x = 100,863.82

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