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Finding the Fourth Proportional to 126,538.48, 174,649.80 and 105,297.04

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Solution

The fourth proportional to 126,538.48, 174,649.80 and 105,297.04 is: 145,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,538.48 : 174,649.80 = 105,297.04 : x
  2. Step 2: Convert to fraction form
    126,538.48/174,649.80 = 105,297.04/x
  3. Step 3: Cross multiply
    126,538.48x = 174,649.80 × 105,297.04
  4. Step 4: Simplify right side
    126,538.48x = 18,390,106,976.59
  5. Step 5: Solve for x
    x = 18,390,106,976.59/126,538.48
  6. Step 6: Final answer
    x = 145,332.13

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