Finding the Third Proportional to 145,611.75 and 311,463.75
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Solution
The third proportional to 145,611.75 and 311,463.75 is: 666,221.42
Step by Step Solution
- Step 1: Write the proportion equation
145,611.75 : 311,463.75 = 311,463.75 : x - Step 2: Convert to fraction form
145,611.75/311,463.75 = 311,463.75/x - Step 3: Cross multiply
145,611.75x = 311,463.75 × 311,463.75 - Step 4: Simplify right side
145,611.75x = 97,009,667,564.06 - Step 5: Solve for x
x = 97,009,667,564.06/145,611.75 - Step 6: Final answer
x = 666,221.42
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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.