Finding the Third Proportional to 39,243.75 and 84,774.75
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Solution
The third proportional to 39,243.75 and 84,774.75 is: 183,131.28
Step by Step Solution
- Step 1: Write the proportion equation
39,243.75 : 84,774.75 = 84,774.75 : x - Step 2: Convert to fraction form
39,243.75/84,774.75 = 84,774.75/x - Step 3: Cross multiply
39,243.75x = 84,774.75 × 84,774.75 - Step 4: Simplify right side
39,243.75x = 7,186,758,237.56 - Step 5: Solve for x
x = 7,186,758,237.56/39,243.75 - Step 6: Final answer
x = 183,131.28
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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.