Home / 141,798.06-195,685.50-78,139.95

Finding the Fourth Proportional to 141,798.06, 195,685.50 and 78,139.95

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Solution

The fourth proportional to 141,798.06, 195,685.50 and 78,139.95 is: 107,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,798.06 : 195,685.50 = 78,139.95 : x
  2. Step 2: Convert to fraction form
    141,798.06/195,685.50 = 78,139.95/x
  3. Step 3: Cross multiply
    141,798.06x = 195,685.50 × 78,139.95
  4. Step 4: Simplify right side
    141,798.06x = 15,290,855,185.73
  5. Step 5: Solve for x
    x = 15,290,855,185.73/141,798.06
  6. Step 6: Final answer
    x = 107,835.43

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