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Finding the Fourth Proportional to 66,723.90, 100,085.91 and 27,281.01

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Solution

The fourth proportional to 66,723.90, 100,085.91 and 27,281.01 is: 40,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,723.90 : 100,085.91 = 27,281.01 : x
  2. Step 2: Convert to fraction form
    66,723.90/100,085.91 = 27,281.01/x
  3. Step 3: Cross multiply
    66,723.90x = 100,085.91 × 27,281.01
  4. Step 4: Simplify right side
    66,723.90x = 2,730,444,711.57
  5. Step 5: Solve for x
    x = 2,730,444,711.57/66,723.90
  6. Step 6: Final answer
    x = 40,921.54

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