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Finding the Fourth Proportional to 72,579.44, 100,192.55 and 48,719.27

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Solution

The fourth proportional to 72,579.44, 100,192.55 and 48,719.27 is: 67,254.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,579.44 : 100,192.55 = 48,719.27 : x
  2. Step 2: Convert to fraction form
    72,579.44/100,192.55 = 48,719.27/x
  3. Step 3: Cross multiply
    72,579.44x = 100,192.55 × 48,719.27
  4. Step 4: Simplify right side
    72,579.44x = 4,881,307,902.32
  5. Step 5: Solve for x
    x = 4,881,307,902.32/72,579.44
  6. Step 6: Final answer
    x = 67,254.69

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