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Finding the Fourth Proportional to 253,054.85, 349,203.62 and 138,339.41

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Solution

The fourth proportional to 253,054.85, 349,203.62 and 138,339.41 is: 190,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,054.85 : 349,203.62 = 138,339.41 : x
  2. Step 2: Convert to fraction form
    253,054.85/349,203.62 = 138,339.41/x
  3. Step 3: Cross multiply
    253,054.85x = 349,203.62 × 138,339.41
  4. Step 4: Simplify right side
    253,054.85x = 48,308,621,360.49
  5. Step 5: Solve for x
    x = 48,308,621,360.49/253,054.85
  6. Step 6: Final answer
    x = 190,901.78

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