Home / 85,727.41-128,544.14-26,546.65

Finding the Fourth Proportional to 85,727.41, 128,544.14 and 26,546.65

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Solution

The fourth proportional to 85,727.41, 128,544.14 and 26,546.65 is: 39,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,727.41 : 128,544.14 = 26,546.65 : x
  2. Step 2: Convert to fraction form
    85,727.41/128,544.14 = 26,546.65/x
  3. Step 3: Cross multiply
    85,727.41x = 128,544.14 × 26,546.65
  4. Step 4: Simplify right side
    85,727.41x = 3,412,416,161.40
  5. Step 5: Solve for x
    x = 3,412,416,161.40/85,727.41
  6. Step 6: Final answer
    x = 39,805.43

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