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Finding the Fourth Proportional to 91,352.72, 126,059.74 and 55,537.76

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Solution

The fourth proportional to 91,352.72, 126,059.74 and 55,537.76 is: 76,637.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,352.72 : 126,059.74 = 55,537.76 : x
  2. Step 2: Convert to fraction form
    91,352.72/126,059.74 = 55,537.76/x
  3. Step 3: Cross multiply
    91,352.72x = 126,059.74 × 55,537.76
  4. Step 4: Simplify right side
    91,352.72x = 7,001,075,585.78
  5. Step 5: Solve for x
    x = 7,001,075,585.78/91,352.72
  6. Step 6: Final answer
    x = 76,637.84

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