Finding the Third Proportional to 126,915.75 and 168,468.75
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Solution
The third proportional to 126,915.75 and 168,468.75 is: 223,626.46
Step by Step Solution
- Step 1: Write the proportion equation
126,915.75 : 168,468.75 = 168,468.75 : x - Step 2: Convert to fraction form
126,915.75/168,468.75 = 168,468.75/x - Step 3: Cross multiply
126,915.75x = 168,468.75 × 168,468.75 - Step 4: Simplify right side
126,915.75x = 28,381,719,726.56 - Step 5: Solve for x
x = 28,381,719,726.56/126,915.75 - Step 6: Final answer
x = 223,626.46
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.