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Finding the Fourth Proportional to 201,963.15, 278,711.10 and 111,322.67

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Solution

The fourth proportional to 201,963.15, 278,711.10 and 111,322.67 is: 153,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,963.15 : 278,711.10 = 111,322.67 : x
  2. Step 2: Convert to fraction form
    201,963.15/278,711.10 = 111,322.67/x
  3. Step 3: Cross multiply
    201,963.15x = 278,711.10 × 111,322.67
  4. Step 4: Simplify right side
    201,963.15x = 31,026,862,417.08
  5. Step 5: Solve for x
    x = 31,026,862,417.08/201,963.15
  6. Step 6: Final answer
    x = 153,626.35

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