Home / 164,690.48-227,185.20-100,179.44

Finding the Fourth Proportional to 164,690.48, 227,185.20 and 100,179.44

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Solution

The fourth proportional to 164,690.48, 227,185.20 and 100,179.44 is: 138,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,690.48 : 227,185.20 = 100,179.44 : x
  2. Step 2: Convert to fraction form
    164,690.48/227,185.20 = 100,179.44/x
  3. Step 3: Cross multiply
    164,690.48x = 227,185.20 × 100,179.44
  4. Step 4: Simplify right side
    164,690.48x = 22,759,286,112.29
  5. Step 5: Solve for x
    x = 22,759,286,112.29/164,690.48
  6. Step 6: Final answer
    x = 138,194.30

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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.