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Finding the Fourth Proportional to 289,084.10, 398,907.99 and 168,241.41

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Solution

The fourth proportional to 289,084.10, 398,907.99 and 168,241.41 is: 232,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,084.10 : 398,907.99 = 168,241.41 : x
  2. Step 2: Convert to fraction form
    289,084.10/398,907.99 = 168,241.41/x
  3. Step 3: Cross multiply
    289,084.10x = 398,907.99 × 168,241.41
  4. Step 4: Simplify right side
    289,084.10x = 67,112,842,697.87
  5. Step 5: Solve for x
    x = 67,112,842,697.87/289,084.10
  6. Step 6: Final answer
    x = 232,156.81

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