Home / 51,146.75-70,563.41-51,067.89

Finding the Fourth Proportional to 51,146.75, 70,563.41 and 51,067.89

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Solution

The fourth proportional to 51,146.75, 70,563.41 and 51,067.89 is: 70,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,146.75 : 70,563.41 = 51,067.89 : x
  2. Step 2: Convert to fraction form
    51,146.75/70,563.41 = 51,067.89/x
  3. Step 3: Cross multiply
    51,146.75x = 70,563.41 × 51,067.89
  4. Step 4: Simplify right side
    51,146.75x = 3,603,524,380.97
  5. Step 5: Solve for x
    x = 3,603,524,380.97/51,146.75
  6. Step 6: Final answer
    x = 70,454.62

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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.