Finding the Third Proportional to 42,954.75 and 87,117.75
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Solution
The third proportional to 42,954.75 and 87,117.75 is: 176,685.99
Step by Step Solution
- Step 1: Write the proportion equation
42,954.75 : 87,117.75 = 87,117.75 : x - Step 2: Convert to fraction form
42,954.75/87,117.75 = 87,117.75/x - Step 3: Cross multiply
42,954.75x = 87,117.75 × 87,117.75 - Step 4: Simplify right side
42,954.75x = 7,589,502,365.06 - Step 5: Solve for x
x = 7,589,502,365.06/42,954.75 - Step 6: Final answer
x = 176,685.99
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.