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Finding the Fourth Proportional to 77,196.48, 106,542.60 and 48,904.80

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Solution

The fourth proportional to 77,196.48, 106,542.60 and 48,904.80 is: 67,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,196.48 : 106,542.60 = 48,904.80 : x
  2. Step 2: Convert to fraction form
    77,196.48/106,542.60 = 48,904.80/x
  3. Step 3: Cross multiply
    77,196.48x = 106,542.60 × 48,904.80
  4. Step 4: Simplify right side
    77,196.48x = 5,210,444,544.48
  5. Step 5: Solve for x
    x = 5,210,444,544.48/77,196.48
  6. Step 6: Final answer
    x = 67,495.88

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