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Finding the Fourth Proportional to 89,875.54, 124,028.91 and 49,590.80

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Solution

The fourth proportional to 89,875.54, 124,028.91 and 49,590.80 is: 68,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,875.54 : 124,028.91 = 49,590.80 : x
  2. Step 2: Convert to fraction form
    89,875.54/124,028.91 = 49,590.80/x
  3. Step 3: Cross multiply
    89,875.54x = 124,028.91 × 49,590.80
  4. Step 4: Simplify right side
    89,875.54x = 6,150,692,249.88
  5. Step 5: Solve for x
    x = 6,150,692,249.88/89,875.54
  6. Step 6: Final answer
    x = 68,435.67

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