Finding the Third Proportional to 77,966 and 168,405.50
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Solution
The third proportional to 77,966 and 168,405.50 is: 363,753.59
Step by Step Solution
- Step 1: Write the proportion equation
77,966 : 168,405.50 = 168,405.50 : x - Step 2: Convert to fraction form
77,966/168,405.50 = 168,405.50/x - Step 3: Cross multiply
77,966x = 168,405.50 × 168,405.50 - Step 4: Simplify right side
77,966x = 28,360,412,430.25 - Step 5: Solve for x
x = 28,360,412,430.25/77,966 - Step 6: Final answer
x = 363,753.59
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.