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Finding the Fourth Proportional to 118,045.80, 177,068.70 and 113,453.10

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Solution

The fourth proportional to 118,045.80, 177,068.70 and 113,453.10 is: 170,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045.80 : 177,068.70 = 113,453.10 : x
  2. Step 2: Convert to fraction form
    118,045.80/177,068.70 = 113,453.10/x
  3. Step 3: Cross multiply
    118,045.80x = 177,068.70 × 113,453.10
  4. Step 4: Simplify right side
    118,045.80x = 20,088,992,927.97
  5. Step 5: Solve for x
    x = 20,088,992,927.97/118,045.80
  6. Step 6: Final answer
    x = 170,179.65

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