Finding the Third Proportional to 84,412.13 and 118,720.69
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Solution
The third proportional to 84,412.13 and 118,720.69 is: 166,973.66
Step by Step Solution
- Step 1: Write the proportion equation
84,412.13 : 118,720.69 = 118,720.69 : x - Step 2: Convert to fraction form
84,412.13/118,720.69 = 118,720.69/x - Step 3: Cross multiply
84,412.13x = 118,720.69 × 118,720.69 - Step 4: Simplify right side
84,412.13x = 14,094,601,640.47 - Step 5: Solve for x
x = 14,094,601,640.47/84,412.13 - Step 6: Final answer
x = 166,973.66
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.