Finding the Third Proportional to 171,808.50 and 258,037.50
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Solution
The third proportional to 171,808.50 and 258,037.50 is: 387,543.99
Step by Step Solution
- Step 1: Write the proportion equation
171,808.50 : 258,037.50 = 258,037.50 : x - Step 2: Convert to fraction form
171,808.50/258,037.50 = 258,037.50/x - Step 3: Cross multiply
171,808.50x = 258,037.50 × 258,037.50 - Step 4: Simplify right side
171,808.50x = 66,583,351,406.25 - Step 5: Solve for x
x = 66,583,351,406.25/171,808.50 - Step 6: Final answer
x = 387,543.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.