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Finding the Fourth Proportional to 208,097.10, 312,088.05 and 83,450.70

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Solution

The fourth proportional to 208,097.10, 312,088.05 and 83,450.70 is: 125,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,097.10 : 312,088.05 = 83,450.70 : x
  2. Step 2: Convert to fraction form
    208,097.10/312,088.05 = 83,450.70/x
  3. Step 3: Cross multiply
    208,097.10x = 312,088.05 × 83,450.70
  4. Step 4: Simplify right side
    208,097.10x = 26,043,966,234.14
  5. Step 5: Solve for x
    x = 26,043,966,234.14/208,097.10
  6. Step 6: Final answer
    x = 125,152.95

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