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Finding the Fourth Proportional to 173,140.20, 259,710.30 and 54,820.80

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Solution

The fourth proportional to 173,140.20, 259,710.30 and 54,820.80 is: 82,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,140.20 : 259,710.30 = 54,820.80 : x
  2. Step 2: Convert to fraction form
    173,140.20/259,710.30 = 54,820.80/x
  3. Step 3: Cross multiply
    173,140.20x = 259,710.30 × 54,820.80
  4. Step 4: Simplify right side
    173,140.20x = 14,237,526,414.24
  5. Step 5: Solve for x
    x = 14,237,526,414.24/173,140.20
  6. Step 6: Final answer
    x = 82,231.20

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