Home / 77,759.44-116,610.48-27,826

Finding the Fourth Proportional to 77,759.44, 116,610.48 and 27,826

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Solution

The fourth proportional to 77,759.44, 116,610.48 and 27,826 is: 41,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759.44 : 116,610.48 = 27,826 : x
  2. Step 2: Convert to fraction form
    77,759.44/116,610.48 = 27,826/x
  3. Step 3: Cross multiply
    77,759.44x = 116,610.48 × 27,826
  4. Step 4: Simplify right side
    77,759.44x = 3,244,803,216.48
  5. Step 5: Solve for x
    x = 3,244,803,216.48/77,759.44
  6. Step 6: Final answer
    x = 41,728.74

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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.