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Finding the Fourth Proportional to 133,485.62, 184,212.58 and 76,131.54

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Solution

The fourth proportional to 133,485.62, 184,212.58 and 76,131.54 is: 105,062.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,485.62 : 184,212.58 = 76,131.54 : x
  2. Step 2: Convert to fraction form
    133,485.62/184,212.58 = 76,131.54/x
  3. Step 3: Cross multiply
    133,485.62x = 184,212.58 × 76,131.54
  4. Step 4: Simplify right side
    133,485.62x = 14,024,387,402.77
  5. Step 5: Solve for x
    x = 14,024,387,402.77/133,485.62
  6. Step 6: Final answer
    x = 105,062.91

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