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Finding the Fourth Proportional to 72,975.73, 100,716.50 and 42,773.08

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Solution

The fourth proportional to 72,975.73, 100,716.50 and 42,773.08 is: 59,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,975.73 : 100,716.50 = 42,773.08 : x
  2. Step 2: Convert to fraction form
    72,975.73/100,716.50 = 42,773.08/x
  3. Step 3: Cross multiply
    72,975.73x = 100,716.50 × 42,773.08
  4. Step 4: Simplify right side
    72,975.73x = 4,307,954,911.82
  5. Step 5: Solve for x
    x = 4,307,954,911.82/72,975.73
  6. Step 6: Final answer
    x = 59,032.71

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