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Finding the Fourth Proportional to 168,025.80, 252,038.70 and 145,216.20

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Solution

The fourth proportional to 168,025.80, 252,038.70 and 145,216.20 is: 217,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,025.80 : 252,038.70 = 145,216.20 : x
  2. Step 2: Convert to fraction form
    168,025.80/252,038.70 = 145,216.20/x
  3. Step 3: Cross multiply
    168,025.80x = 252,038.70 × 145,216.20
  4. Step 4: Simplify right side
    168,025.80x = 36,600,102,266.94
  5. Step 5: Solve for x
    x = 36,600,102,266.94/168,025.80
  6. Step 6: Final answer
    x = 217,824.30

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