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Finding the Fourth Proportional to 199,988.76, 275,987.44 and 135,477.73

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Solution

The fourth proportional to 199,988.76, 275,987.44 and 135,477.73 is: 186,961.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,988.76 : 275,987.44 = 135,477.73 : x
  2. Step 2: Convert to fraction form
    199,988.76/275,987.44 = 135,477.73/x
  3. Step 3: Cross multiply
    199,988.76x = 275,987.44 × 135,477.73
  4. Step 4: Simplify right side
    199,988.76x = 37,390,151,879.71
  5. Step 5: Solve for x
    x = 37,390,151,879.71/199,988.76
  6. Step 6: Final answer
    x = 186,961.27

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