Home / 248,067.10-372,171.30-121,745.29

Finding the Fourth Proportional to 248,067.10, 372,171.30 and 121,745.29

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Solution

The fourth proportional to 248,067.10, 372,171.30 and 121,745.29 is: 182,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,067.10 : 372,171.30 = 121,745.29 : x
  2. Step 2: Convert to fraction form
    248,067.10/372,171.30 = 121,745.29/x
  3. Step 3: Cross multiply
    248,067.10x = 372,171.30 × 121,745.29
  4. Step 4: Simplify right side
    248,067.10x = 45,310,102,848.18
  5. Step 5: Solve for x
    x = 45,310,102,848.18/248,067.10
  6. Step 6: Final answer
    x = 182,652.61

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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.