Finding the Third Proportional to 67,083.19 and 139,611.09
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Solution
The third proportional to 67,083.19 and 139,611.09 is: 290,553.54
Step by Step Solution
- Step 1: Write the proportion equation
67,083.19 : 139,611.09 = 139,611.09 : x - Step 2: Convert to fraction form
67,083.19/139,611.09 = 139,611.09/x - Step 3: Cross multiply
67,083.19x = 139,611.09 × 139,611.09 - Step 4: Simplify right side
67,083.19x = 19,491,257,498.07 - Step 5: Solve for x
x = 19,491,257,498.07/67,083.19 - Step 6: Final answer
x = 290,553.54
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.