Finding the Third Proportional to 128,606.44 and 183,451.13
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Solution
The third proportional to 128,606.44 and 183,451.13 is: 261,684.53
Step by Step Solution
- Step 1: Write the proportion equation
128,606.44 : 183,451.13 = 183,451.13 : x - Step 2: Convert to fraction form
128,606.44/183,451.13 = 183,451.13/x - Step 3: Cross multiply
128,606.44x = 183,451.13 × 183,451.13 - Step 4: Simplify right side
128,606.44x = 33,654,315,263.77 - Step 5: Solve for x
x = 33,654,315,263.77/128,606.44 - Step 6: Final answer
x = 261,684.53
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.