Finding the Third Proportional to 43,142.63 and 66,956.63
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Solution
The third proportional to 43,142.63 and 66,956.63 is: 103,915.55
Step by Step Solution
- Step 1: Write the proportion equation
43,142.63 : 66,956.63 = 66,956.63 : x - Step 2: Convert to fraction form
43,142.63/66,956.63 = 66,956.63/x - Step 3: Cross multiply
43,142.63x = 66,956.63 × 66,956.63 - Step 4: Simplify right side
43,142.63x = 4,483,189,631.39 - Step 5: Solve for x
x = 4,483,189,631.39/43,142.63 - Step 6: Final answer
x = 103,915.55
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.