Finding the Third Proportional to 84,403.75 and 133,652.75
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Solution
The third proportional to 84,403.75 and 133,652.75 is: 211,638.20
Step by Step Solution
- Step 1: Write the proportion equation
84,403.75 : 133,652.75 = 133,652.75 : x - Step 2: Convert to fraction form
84,403.75/133,652.75 = 133,652.75/x - Step 3: Cross multiply
84,403.75x = 133,652.75 × 133,652.75 - Step 4: Simplify right side
84,403.75x = 17,863,057,582.56 - Step 5: Solve for x
x = 17,863,057,582.56/84,403.75 - Step 6: Final answer
x = 211,638.20
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.