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Finding the Fourth Proportional to 85,622.54, 118,152.69 and 47,889.50

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Solution

The fourth proportional to 85,622.54, 118,152.69 and 47,889.50 is: 66,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,622.54 : 118,152.69 = 47,889.50 : x
  2. Step 2: Convert to fraction form
    85,622.54/118,152.69 = 47,889.50/x
  3. Step 3: Cross multiply
    85,622.54x = 118,152.69 × 47,889.50
  4. Step 4: Simplify right side
    85,622.54x = 5,658,273,247.76
  5. Step 5: Solve for x
    x = 5,658,273,247.76/85,622.54
  6. Step 6: Final answer
    x = 66,083.92

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