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Finding the Fourth Proportional to 133,705.92, 184,598.04 and 86,042.08

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Solution

The fourth proportional to 133,705.92, 184,598.04 and 86,042.08 is: 118,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,705.92 : 184,598.04 = 86,042.08 : x
  2. Step 2: Convert to fraction form
    133,705.92/184,598.04 = 86,042.08/x
  3. Step 3: Cross multiply
    133,705.92x = 184,598.04 × 86,042.08
  4. Step 4: Simplify right side
    133,705.92x = 15,883,199,325.52
  5. Step 5: Solve for x
    x = 15,883,199,325.52/133,705.92
  6. Step 6: Final answer
    x = 118,792.04

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