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Finding the Fourth Proportional to 126,138.51, 174,062.25 and 69,548.67

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Solution

The fourth proportional to 126,138.51, 174,062.25 and 69,548.67 is: 95,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,138.51 : 174,062.25 = 69,548.67 : x
  2. Step 2: Convert to fraction form
    126,138.51/174,062.25 = 69,548.67/x
  3. Step 3: Cross multiply
    126,138.51x = 174,062.25 × 69,548.67
  4. Step 4: Simplify right side
    126,138.51x = 12,105,797,984.71
  5. Step 5: Solve for x
    x = 12,105,797,984.71/126,138.51
  6. Step 6: Final answer
    x = 95,972.26

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