Finding the Third Proportional to 148,614.75 and 311,991.75
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Solution
The third proportional to 148,614.75 and 311,991.75 is: 654,974.37
Step by Step Solution
- Step 1: Write the proportion equation
148,614.75 : 311,991.75 = 311,991.75 : x - Step 2: Convert to fraction form
148,614.75/311,991.75 = 311,991.75/x - Step 3: Cross multiply
148,614.75x = 311,991.75 × 311,991.75 - Step 4: Simplify right side
148,614.75x = 97,338,852,068.06 - Step 5: Solve for x
x = 97,338,852,068.06/148,614.75 - Step 6: Final answer
x = 654,974.37
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.