Home / 68,146.76-102,183.06-23,761.64

Finding the Fourth Proportional to 68,146.76, 102,183.06 and 23,761.64

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Solution

The fourth proportional to 68,146.76, 102,183.06 and 23,761.64 is: 35,629.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.76 : 102,183.06 = 23,761.64 : x
  2. Step 2: Convert to fraction form
    68,146.76/102,183.06 = 23,761.64/x
  3. Step 3: Cross multiply
    68,146.76x = 102,183.06 × 23,761.64
  4. Step 4: Simplify right side
    68,146.76x = 2,428,037,085.82
  5. Step 5: Solve for x
    x = 2,428,037,085.82/68,146.76
  6. Step 6: Final answer
    x = 35,629.53

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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.