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Finding the Fourth Proportional to 190,912.60, 286,368.90 and 110,868.40

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Solution

The fourth proportional to 190,912.60, 286,368.90 and 110,868.40 is: 166,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,912.60 : 286,368.90 = 110,868.40 : x
  2. Step 2: Convert to fraction form
    190,912.60/286,368.90 = 110,868.40/x
  3. Step 3: Cross multiply
    190,912.60x = 286,368.90 × 110,868.40
  4. Step 4: Simplify right side
    190,912.60x = 31,749,261,752.76
  5. Step 5: Solve for x
    x = 31,749,261,752.76/190,912.60
  6. Step 6: Final answer
    x = 166,302.60

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