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Finding the Fourth Proportional to 294,039.68, 405,783.68 and 166,720.64

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Solution

The fourth proportional to 294,039.68, 405,783.68 and 166,720.64 is: 230,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,039.68 : 405,783.68 = 166,720.64 : x
  2. Step 2: Convert to fraction form
    294,039.68/405,783.68 = 166,720.64/x
  3. Step 3: Cross multiply
    294,039.68x = 405,783.68 × 166,720.64
  4. Step 4: Simplify right side
    294,039.68x = 67,652,514,831.16
  5. Step 5: Solve for x
    x = 67,652,514,831.16/294,039.68
  6. Step 6: Final answer
    x = 230,079.54

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