Home / 85,669.75-118,286.62-68,766.98

Finding the Fourth Proportional to 85,669.75, 118,286.62 and 68,766.98

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Solution

The fourth proportional to 85,669.75, 118,286.62 and 68,766.98 is: 94,948.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,669.75 : 118,286.62 = 68,766.98 : x
  2. Step 2: Convert to fraction form
    85,669.75/118,286.62 = 68,766.98/x
  3. Step 3: Cross multiply
    85,669.75x = 118,286.62 × 68,766.98
  4. Step 4: Simplify right side
    85,669.75x = 8,134,212,868.46
  5. Step 5: Solve for x
    x = 8,134,212,868.46/85,669.75
  6. Step 6: Final answer
    x = 94,948.49

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