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Finding the Fourth Proportional to 144,775.08, 199,835.86 and 90,352.80

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Solution

The fourth proportional to 144,775.08, 199,835.86 and 90,352.80 is: 124,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,775.08 : 199,835.86 = 90,352.80 : x
  2. Step 2: Convert to fraction form
    144,775.08/199,835.86 = 90,352.80/x
  3. Step 3: Cross multiply
    144,775.08x = 199,835.86 × 90,352.80
  4. Step 4: Simplify right side
    144,775.08x = 18,055,729,491.41
  5. Step 5: Solve for x
    x = 18,055,729,491.41/144,775.08
  6. Step 6: Final answer
    x = 124,715.73

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