Home / 126,974.40-190,463.48-48,067.44

Finding the Fourth Proportional to 126,974.40, 190,463.48 and 48,067.44

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Solution

The fourth proportional to 126,974.40, 190,463.48 and 48,067.44 is: 72,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,974.40 : 190,463.48 = 48,067.44 : x
  2. Step 2: Convert to fraction form
    126,974.40/190,463.48 = 48,067.44/x
  3. Step 3: Cross multiply
    126,974.40x = 190,463.48 × 48,067.44
  4. Step 4: Simplify right side
    126,974.40x = 9,155,091,897.09
  5. Step 5: Solve for x
    x = 9,155,091,897.09/126,974.40
  6. Step 6: Final answer
    x = 72,101.87

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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.