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Finding the Fourth Proportional to 81,956.08, 122,924.64 and 48,242.32

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Solution

The fourth proportional to 81,956.08, 122,924.64 and 48,242.32 is: 72,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,956.08 : 122,924.64 = 48,242.32 : x
  2. Step 2: Convert to fraction form
    81,956.08/122,924.64 = 48,242.32/x
  3. Step 3: Cross multiply
    81,956.08x = 122,924.64 × 48,242.32
  4. Step 4: Simplify right side
    81,956.08x = 5,930,169,818.76
  5. Step 5: Solve for x
    x = 5,930,169,818.76/81,956.08
  6. Step 6: Final answer
    x = 72,357.90

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