Home / 95,213.78-131,352.74-61,215.95

Finding the Fourth Proportional to 95,213.78, 131,352.74 and 61,215.95

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Solution

The fourth proportional to 95,213.78, 131,352.74 and 61,215.95 is: 84,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,213.78 : 131,352.74 = 61,215.95 : x
  2. Step 2: Convert to fraction form
    95,213.78/131,352.74 = 61,215.95/x
  3. Step 3: Cross multiply
    95,213.78x = 131,352.74 × 61,215.95
  4. Step 4: Simplify right side
    95,213.78x = 8,040,883,016.06
  5. Step 5: Solve for x
    x = 8,040,883,016.06/95,213.78
  6. Step 6: Final answer
    x = 84,450.83

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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.