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Finding the Fourth Proportional to 168,818.55, 253,153.96 and 80,097.36

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Solution

The fourth proportional to 168,818.55, 253,153.96 and 80,097.36 is: 120,110.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,818.55 : 253,153.96 = 80,097.36 : x
  2. Step 2: Convert to fraction form
    168,818.55/253,153.96 = 80,097.36/x
  3. Step 3: Cross multiply
    168,818.55x = 253,153.96 × 80,097.36
  4. Step 4: Simplify right side
    168,818.55x = 20,276,963,869.55
  5. Step 5: Solve for x
    x = 20,276,963,869.55/168,818.55
  6. Step 6: Final answer
    x = 120,110.99

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