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Finding the Fourth Proportional to 141,808.92, 195,693.80 and 77,278.73

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Solution

The fourth proportional to 141,808.92, 195,693.80 and 77,278.73 is: 106,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,808.92 : 195,693.80 = 77,278.73 : x
  2. Step 2: Convert to fraction form
    141,808.92/195,693.80 = 77,278.73/x
  3. Step 3: Cross multiply
    141,808.92x = 195,693.80 × 77,278.73
  4. Step 4: Simplify right side
    141,808.92x = 15,122,968,332.87
  5. Step 5: Solve for x
    x = 15,122,968,332.87/141,808.92
  6. Step 6: Final answer
    x = 106,643.28

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