Finding the Third Proportional to 80,055 and 123,970.50
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Solution
The third proportional to 80,055 and 123,970.50 is: 191,976.58
Step by Step Solution
- Step 1: Write the proportion equation
80,055 : 123,970.50 = 123,970.50 : x - Step 2: Convert to fraction form
80,055/123,970.50 = 123,970.50/x - Step 3: Cross multiply
80,055x = 123,970.50 × 123,970.50 - Step 4: Simplify right side
80,055x = 15,368,684,870.25 - Step 5: Solve for x
x = 15,368,684,870.25/80,055 - Step 6: Final answer
x = 191,976.58
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.