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Finding the Fourth Proportional to 251,058.81, 346,463.90 and 137,881.56

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Solution

The fourth proportional to 251,058.81, 346,463.90 and 137,881.56 is: 190,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,058.81 : 346,463.90 = 137,881.56 : x
  2. Step 2: Convert to fraction form
    251,058.81/346,463.90 = 137,881.56/x
  3. Step 3: Cross multiply
    251,058.81x = 346,463.90 × 137,881.56
  4. Step 4: Simplify right side
    251,058.81x = 47,770,983,015.68
  5. Step 5: Solve for x
    x = 47,770,983,015.68/251,058.81
  6. Step 6: Final answer
    x = 190,278.06

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