Finding the Third Proportional to 103,971.50 and 157,425
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Solution
The third proportional to 103,971.50 and 157,425 is: 238,359.85
Step by Step Solution
- Step 1: Write the proportion equation
103,971.50 : 157,425 = 157,425 : x - Step 2: Convert to fraction form
103,971.50/157,425 = 157,425/x - Step 3: Cross multiply
103,971.50x = 157,425 × 157,425 - Step 4: Simplify right side
103,971.50x = 24,782,630,625 - Step 5: Solve for x
x = 24,782,630,625/103,971.50 - Step 6: Final answer
x = 238,359.85
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.