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Finding the Fourth Proportional to 118,050.75, 177,011.19 and 80,653.05

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Solution

The fourth proportional to 118,050.75, 177,011.19 and 80,653.05 is: 120,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,050.75 : 177,011.19 = 80,653.05 : x
  2. Step 2: Convert to fraction form
    118,050.75/177,011.19 = 80,653.05/x
  3. Step 3: Cross multiply
    118,050.75x = 177,011.19 × 80,653.05
  4. Step 4: Simplify right side
    118,050.75x = 14,276,492,357.63
  5. Step 5: Solve for x
    x = 14,276,492,357.63/118,050.75
  6. Step 6: Final answer
    x = 120,935.21

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