Finding the Third Proportional to 92,122.50 and 138,309.75
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Solution
The third proportional to 92,122.50 and 138,309.75 is: 207,653.80
Step by Step Solution
- Step 1: Write the proportion equation
92,122.50 : 138,309.75 = 138,309.75 : x - Step 2: Convert to fraction form
92,122.50/138,309.75 = 138,309.75/x - Step 3: Cross multiply
92,122.50x = 138,309.75 × 138,309.75 - Step 4: Simplify right side
92,122.50x = 19,129,586,945.06 - Step 5: Solve for x
x = 19,129,586,945.06/92,122.50 - Step 6: Final answer
x = 207,653.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.