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Finding the Fourth Proportional to 170,930.40, 256,395.60 and 151,739.48

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Solution

The fourth proportional to 170,930.40, 256,395.60 and 151,739.48 is: 227,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,930.40 : 256,395.60 = 151,739.48 : x
  2. Step 2: Convert to fraction form
    170,930.40/256,395.60 = 151,739.48/x
  3. Step 3: Cross multiply
    170,930.40x = 256,395.60 × 151,739.48
  4. Step 4: Simplify right side
    170,930.40x = 38,905,333,736.31
  5. Step 5: Solve for x
    x = 38,905,333,736.31/170,930.40
  6. Step 6: Final answer
    x = 227,609.21

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