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Finding the Fourth Proportional to 167,455.78, 250,921.13 and 142,392.76

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Solution

The fourth proportional to 167,455.78, 250,921.13 and 142,392.76 is: 213,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,455.78 : 250,921.13 = 142,392.76 : x
  2. Step 2: Convert to fraction form
    167,455.78/250,921.13 = 142,392.76/x
  3. Step 3: Cross multiply
    167,455.78x = 250,921.13 × 142,392.76
  4. Step 4: Simplify right side
    167,455.78x = 35,729,350,903.75
  5. Step 5: Solve for x
    x = 35,729,350,903.75/167,455.78
  6. Step 6: Final answer
    x = 213,365.89

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