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Finding the Fourth Proportional to 207,907.48, 311,841.78 and 58,161.16

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Solution

The fourth proportional to 207,907.48, 311,841.78 and 58,161.16 is: 87,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,907.48 : 311,841.78 = 58,161.16 : x
  2. Step 2: Convert to fraction form
    207,907.48/311,841.78 = 58,161.16/x
  3. Step 3: Cross multiply
    207,907.48x = 311,841.78 × 58,161.16
  4. Step 4: Simplify right side
    207,907.48x = 18,137,079,661.26
  5. Step 5: Solve for x
    x = 18,137,079,661.26/207,907.48
  6. Step 6: Final answer
    x = 87,236.30

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