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Finding the Fourth Proportional to 201,620.90, 302,431.35 and 83,252.90

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Solution

The fourth proportional to 201,620.90, 302,431.35 and 83,252.90 is: 124,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,620.90 : 302,431.35 = 83,252.90 : x
  2. Step 2: Convert to fraction form
    201,620.90/302,431.35 = 83,252.90/x
  3. Step 3: Cross multiply
    201,620.90x = 302,431.35 × 83,252.90
  4. Step 4: Simplify right side
    201,620.90x = 25,178,286,938.42
  5. Step 5: Solve for x
    x = 25,178,286,938.42/201,620.90
  6. Step 6: Final answer
    x = 124,879.35

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