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Finding the Fourth Proportional to 151,455.87, 209,010.60 and 83,475.36

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Solution

The fourth proportional to 151,455.87, 209,010.60 and 83,475.36 is: 115,196.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,455.87 : 209,010.60 = 83,475.36 : x
  2. Step 2: Convert to fraction form
    151,455.87/209,010.60 = 83,475.36/x
  3. Step 3: Cross multiply
    151,455.87x = 209,010.60 × 83,475.36
  4. Step 4: Simplify right side
    151,455.87x = 17,447,235,078.82
  5. Step 5: Solve for x
    x = 17,447,235,078.82/151,455.87
  6. Step 6: Final answer
    x = 115,196.82

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