Finding the Third Proportional to 74,457.75 and 160,578.75
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Solution
The third proportional to 74,457.75 and 160,578.75 is: 346,310.96
Step by Step Solution
- Step 1: Write the proportion equation
74,457.75 : 160,578.75 = 160,578.75 : x - Step 2: Convert to fraction form
74,457.75/160,578.75 = 160,578.75/x - Step 3: Cross multiply
74,457.75x = 160,578.75 × 160,578.75 - Step 4: Simplify right side
74,457.75x = 25,785,534,951.56 - Step 5: Solve for x
x = 25,785,534,951.56/74,457.75 - Step 6: Final answer
x = 346,310.96
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.