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Finding the Fourth Proportional to 146,420.20, 219,639.90 and 41,242.60

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Solution

The fourth proportional to 146,420.20, 219,639.90 and 41,242.60 is: 61,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,420.20 : 219,639.90 = 41,242.60 : x
  2. Step 2: Convert to fraction form
    146,420.20/219,639.90 = 41,242.60/x
  3. Step 3: Cross multiply
    146,420.20x = 219,639.90 × 41,242.60
  4. Step 4: Simplify right side
    146,420.20x = 9,058,520,539.74
  5. Step 5: Solve for x
    x = 9,058,520,539.74/146,420.20
  6. Step 6: Final answer
    x = 61,866.60

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