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Finding the Fourth Proportional to 126,338.54, 174,347.28 and 69,749.91

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Solution

The fourth proportional to 126,338.54, 174,347.28 and 69,749.91 is: 96,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,338.54 : 174,347.28 = 69,749.91 : x
  2. Step 2: Convert to fraction form
    126,338.54/174,347.28 = 69,749.91/x
  3. Step 3: Cross multiply
    126,338.54x = 174,347.28 × 69,749.91
  4. Step 4: Simplify right side
    126,338.54x = 12,160,707,088.74
  5. Step 5: Solve for x
    x = 12,160,707,088.74/126,338.54
  6. Step 6: Final answer
    x = 96,254.93

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