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Finding the Fourth Proportional to 91,858.77, 126,755.31 and 51,576.93

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Solution

The fourth proportional to 91,858.77, 126,755.31 and 51,576.93 is: 71,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,858.77 : 126,755.31 = 51,576.93 : x
  2. Step 2: Convert to fraction form
    91,858.77/126,755.31 = 51,576.93/x
  3. Step 3: Cross multiply
    91,858.77x = 126,755.31 × 51,576.93
  4. Step 4: Simplify right side
    91,858.77x = 6,537,649,751.00
  5. Step 5: Solve for x
    x = 6,537,649,751.00/91,858.77
  6. Step 6: Final answer
    x = 71,170.67

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