Finding the Third Proportional to 157,432.50 and 339,729.75
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Solution
The third proportional to 157,432.50 and 339,729.75 is: 733,116.12
Step by Step Solution
- Step 1: Write the proportion equation
157,432.50 : 339,729.75 = 339,729.75 : x - Step 2: Convert to fraction form
157,432.50/339,729.75 = 339,729.75/x - Step 3: Cross multiply
157,432.50x = 339,729.75 × 339,729.75 - Step 4: Simplify right side
157,432.50x = 115,416,303,035.06 - Step 5: Solve for x
x = 115,416,303,035.06/157,432.50 - Step 6: Final answer
x = 733,116.12
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.