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Finding the Fourth Proportional to 68,980.26, 103,495.26 and 33,944.52

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Solution

The fourth proportional to 68,980.26, 103,495.26 and 33,944.52 is: 50,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,980.26 : 103,495.26 = 33,944.52 : x
  2. Step 2: Convert to fraction form
    68,980.26/103,495.26 = 33,944.52/x
  3. Step 3: Cross multiply
    68,980.26x = 103,495.26 × 33,944.52
  4. Step 4: Simplify right side
    68,980.26x = 3,513,096,922.98
  5. Step 5: Solve for x
    x = 3,513,096,922.98/68,980.26
  6. Step 6: Final answer
    x = 50,929.02

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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.