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Finding the Fourth Proportional to 110,435.20, 165,701.40 and 51,240.40

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Solution

The fourth proportional to 110,435.20, 165,701.40 and 51,240.40 is: 76,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,435.20 : 165,701.40 = 51,240.40 : x
  2. Step 2: Convert to fraction form
    110,435.20/165,701.40 = 51,240.40/x
  3. Step 3: Cross multiply
    110,435.20x = 165,701.40 × 51,240.40
  4. Step 4: Simplify right side
    110,435.20x = 8,490,606,016.56
  5. Step 5: Solve for x
    x = 8,490,606,016.56/110,435.20
  6. Step 6: Final answer
    x = 76,883.15

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