Home / 89,954.07-124,138.56-49,670.40

Finding the Fourth Proportional to 89,954.07, 124,138.56 and 49,670.40

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Solution

The fourth proportional to 89,954.07, 124,138.56 and 49,670.40 is: 68,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,954.07 : 124,138.56 = 49,670.40 : x
  2. Step 2: Convert to fraction form
    89,954.07/124,138.56 = 49,670.40/x
  3. Step 3: Cross multiply
    89,954.07x = 124,138.56 × 49,670.40
  4. Step 4: Simplify right side
    89,954.07x = 6,166,011,930.62
  5. Step 5: Solve for x
    x = 6,166,011,930.62/89,954.07
  6. Step 6: Final answer
    x = 68,546.23

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