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Finding the Fourth Proportional to 164,274.60, 226,601.10 and 103,738.44

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Solution

The fourth proportional to 164,274.60, 226,601.10 and 103,738.44 is: 143,097.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,274.60 : 226,601.10 = 103,738.44 : x
  2. Step 2: Convert to fraction form
    164,274.60/226,601.10 = 103,738.44/x
  3. Step 3: Cross multiply
    164,274.60x = 226,601.10 × 103,738.44
  4. Step 4: Simplify right side
    164,274.60x = 23,507,244,616.28
  5. Step 5: Solve for x
    x = 23,507,244,616.28/164,274.60
  6. Step 6: Final answer
    x = 143,097.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.