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Finding the Fourth Proportional to 104,071.49, 143,618.42 and 56,324.88

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Solution

The fourth proportional to 104,071.49, 143,618.42 and 56,324.88 is: 77,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,071.49 : 143,618.42 = 56,324.88 : x
  2. Step 2: Convert to fraction form
    104,071.49/143,618.42 = 56,324.88/x
  3. Step 3: Cross multiply
    104,071.49x = 143,618.42 × 56,324.88
  4. Step 4: Simplify right side
    104,071.49x = 8,089,289,990.67
  5. Step 5: Solve for x
    x = 8,089,289,990.67/104,071.49
  6. Step 6: Final answer
    x = 77,728.21

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