Finding the Third Proportional to 71,040 and 156,903.75
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Solution
The third proportional to 71,040 and 156,903.75 is: 346,548.24
Step by Step Solution
- Step 1: Write the proportion equation
71,040 : 156,903.75 = 156,903.75 : x - Step 2: Convert to fraction form
71,040/156,903.75 = 156,903.75/x - Step 3: Cross multiply
71,040x = 156,903.75 × 156,903.75 - Step 4: Simplify right side
71,040x = 24,618,786,764.06 - Step 5: Solve for x
x = 24,618,786,764.06/71,040 - Step 6: Final answer
x = 346,548.24
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.