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Finding the Fourth Proportional to 96,458.18, 133,109.19 and 53,435.90

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Solution

The fourth proportional to 96,458.18, 133,109.19 and 53,435.90 is: 73,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,458.18 : 133,109.19 = 53,435.90 : x
  2. Step 2: Convert to fraction form
    96,458.18/133,109.19 = 53,435.90/x
  3. Step 3: Cross multiply
    96,458.18x = 133,109.19 × 53,435.90
  4. Step 4: Simplify right side
    96,458.18x = 7,112,809,698.69
  5. Step 5: Solve for x
    x = 7,112,809,698.69/96,458.18
  6. Step 6: Final answer
    x = 73,739.83

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