Finding the Third Proportional to 115,876.50 and 165,388.50
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Solution
The third proportional to 115,876.50 and 165,388.50 is: 236,056.11
Step by Step Solution
- Step 1: Write the proportion equation
115,876.50 : 165,388.50 = 165,388.50 : x - Step 2: Convert to fraction form
115,876.50/165,388.50 = 165,388.50/x - Step 3: Cross multiply
115,876.50x = 165,388.50 × 165,388.50 - Step 4: Simplify right side
115,876.50x = 27,353,355,932.25 - Step 5: Solve for x
x = 27,353,355,932.25/115,876.50 - Step 6: Final answer
x = 236,056.11
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.