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Finding the Fourth Proportional to 119,186.72, 164,477.78 and 65,475.19

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Solution

The fourth proportional to 119,186.72, 164,477.78 and 65,475.19 is: 90,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,186.72 : 164,477.78 = 65,475.19 : x
  2. Step 2: Convert to fraction form
    119,186.72/164,477.78 = 65,475.19/x
  3. Step 3: Cross multiply
    119,186.72x = 164,477.78 × 65,475.19
  4. Step 4: Simplify right side
    119,186.72x = 10,769,214,043.61
  5. Step 5: Solve for x
    x = 10,769,214,043.61/119,186.72
  6. Step 6: Final answer
    x = 90,355.82

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