Home / 195,288.21-292,930.19-148,192.54

Finding the Fourth Proportional to 195,288.21, 292,930.19 and 148,192.54

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Solution

The fourth proportional to 195,288.21, 292,930.19 and 148,192.54 is: 222,287.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,288.21 : 292,930.19 = 148,192.54 : x
  2. Step 2: Convert to fraction form
    195,288.21/292,930.19 = 148,192.54/x
  3. Step 3: Cross multiply
    195,288.21x = 292,930.19 × 148,192.54
  4. Step 4: Simplify right side
    195,288.21x = 43,410,067,425.49
  5. Step 5: Solve for x
    x = 43,410,067,425.49/195,288.21
  6. Step 6: Final answer
    x = 222,287.19

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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.