Home / 77,669.66-116,485.20-33,291.38

Finding the Fourth Proportional to 77,669.66, 116,485.20 and 33,291.38

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Solution

The fourth proportional to 77,669.66, 116,485.20 and 33,291.38 is: 49,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,669.66 : 116,485.20 = 33,291.38 : x
  2. Step 2: Convert to fraction form
    77,669.66/116,485.20 = 33,291.38/x
  3. Step 3: Cross multiply
    77,669.66x = 116,485.20 × 33,291.38
  4. Step 4: Simplify right side
    77,669.66x = 3,877,953,057.58
  5. Step 5: Solve for x
    x = 3,877,953,057.58/77,669.66
  6. Step 6: Final answer
    x = 49,928.80

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