Finding the Third Proportional to 77,756.63 and 170,299.13
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Solution
The third proportional to 77,756.63 and 170,299.13 is: 372,981.62
Step by Step Solution
- Step 1: Write the proportion equation
77,756.63 : 170,299.13 = 170,299.13 : x - Step 2: Convert to fraction form
77,756.63/170,299.13 = 170,299.13/x - Step 3: Cross multiply
77,756.63x = 170,299.13 × 170,299.13 - Step 4: Simplify right side
77,756.63x = 29,001,791,975.77 - Step 5: Solve for x
x = 29,001,791,975.77/77,756.63 - Step 6: Final answer
x = 372,981.62
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.