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Finding the Fourth Proportional to 201,847.13, 278,549.04 and 112,423.13

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Solution

The fourth proportional to 201,847.13, 278,549.04 and 112,423.13 is: 155,143.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,847.13 : 278,549.04 = 112,423.13 : x
  2. Step 2: Convert to fraction form
    201,847.13/278,549.04 = 112,423.13/x
  3. Step 3: Cross multiply
    201,847.13x = 278,549.04 × 112,423.13
  4. Step 4: Simplify right side
    201,847.13x = 31,315,354,935.30
  5. Step 5: Solve for x
    x = 31,315,354,935.30/201,847.13
  6. Step 6: Final answer
    x = 155,143.92

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