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Finding the Fourth Proportional to 104,652.87, 144,420.21 and 56,906.25

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Solution

The fourth proportional to 104,652.87, 144,420.21 and 56,906.25 is: 78,530.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,652.87 : 144,420.21 = 56,906.25 : x
  2. Step 2: Convert to fraction form
    104,652.87/144,420.21 = 56,906.25/x
  3. Step 3: Cross multiply
    104,652.87x = 144,420.21 × 56,906.25
  4. Step 4: Simplify right side
    104,652.87x = 8,218,412,575.31
  5. Step 5: Solve for x
    x = 8,218,412,575.31/104,652.87
  6. Step 6: Final answer
    x = 78,530.22

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