Home / 81,716.18-112,815.59-53,471.07

Finding the Fourth Proportional to 81,716.18, 112,815.59 and 53,471.07

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Solution

The fourth proportional to 81,716.18, 112,815.59 and 53,471.07 is: 73,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,716.18 : 112,815.59 = 53,471.07 : x
  2. Step 2: Convert to fraction form
    81,716.18/112,815.59 = 53,471.07/x
  3. Step 3: Cross multiply
    81,716.18x = 112,815.59 × 53,471.07
  4. Step 4: Simplify right side
    81,716.18x = 6,032,370,042.63
  5. Step 5: Solve for x
    x = 6,032,370,042.63/81,716.18
  6. Step 6: Final answer
    x = 73,821.00

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