Finding the Third Proportional to 81,461.75 and 174,313.75
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Solution
The third proportional to 81,461.75 and 174,313.75 is: 373,000.62
Step by Step Solution
- Step 1: Write the proportion equation
81,461.75 : 174,313.75 = 174,313.75 : x - Step 2: Convert to fraction form
81,461.75/174,313.75 = 174,313.75/x - Step 3: Cross multiply
81,461.75x = 174,313.75 × 174,313.75 - Step 4: Simplify right side
81,461.75x = 30,385,283,439.06 - Step 5: Solve for x
x = 30,385,283,439.06/81,461.75 - Step 6: Final answer
x = 373,000.62
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.