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Finding the Fourth Proportional to 110,840.36, 166,283.92 and 35,954.68

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Solution

The fourth proportional to 110,840.36, 166,283.92 and 35,954.68 is: 53,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,840.36 : 166,283.92 = 35,954.68 : x
  2. Step 2: Convert to fraction form
    110,840.36/166,283.92 = 35,954.68/x
  3. Step 3: Cross multiply
    110,840.36x = 166,283.92 × 35,954.68
  4. Step 4: Simplify right side
    110,840.36x = 5,978,685,132.75
  5. Step 5: Solve for x
    x = 5,978,685,132.75/110,840.36
  6. Step 6: Final answer
    x = 53,939.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.