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Finding the Fourth Proportional to 72,466.80, 108,554.40 and 48,847.20

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Solution

The fourth proportional to 72,466.80, 108,554.40 and 48,847.20 is: 73,172.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,466.80 : 108,554.40 = 48,847.20 : x
  2. Step 2: Convert to fraction form
    72,466.80/108,554.40 = 48,847.20/x
  3. Step 3: Cross multiply
    72,466.80x = 108,554.40 × 48,847.20
  4. Step 4: Simplify right side
    72,466.80x = 5,302,578,487.68
  5. Step 5: Solve for x
    x = 5,302,578,487.68/72,466.80
  6. Step 6: Final answer
    x = 73,172.52

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