Finding the Third Proportional to 77,457.75 and 117,735.75
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Solution
The third proportional to 77,457.75 and 117,735.75 is: 178,958.29
Step by Step Solution
- Step 1: Write the proportion equation
77,457.75 : 117,735.75 = 117,735.75 : x - Step 2: Convert to fraction form
77,457.75/117,735.75 = 117,735.75/x - Step 3: Cross multiply
77,457.75x = 117,735.75 × 117,735.75 - Step 4: Simplify right side
77,457.75x = 13,861,706,828.06 - Step 5: Solve for x
x = 13,861,706,828.06/77,457.75 - Step 6: Final answer
x = 178,958.29
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.