Home / 68,922.78-103,382.97-37,741.02

Finding the Fourth Proportional to 68,922.78, 103,382.97 and 37,741.02

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Solution

The fourth proportional to 68,922.78, 103,382.97 and 37,741.02 is: 56,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,922.78 : 103,382.97 = 37,741.02 : x
  2. Step 2: Convert to fraction form
    68,922.78/103,382.97 = 37,741.02/x
  3. Step 3: Cross multiply
    68,922.78x = 103,382.97 × 37,741.02
  4. Step 4: Simplify right side
    68,922.78x = 3,901,778,738.43
  5. Step 5: Solve for x
    x = 3,901,778,738.43/68,922.78
  6. Step 6: Final answer
    x = 56,610.87

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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.