Finding the Third Proportional to 122,356.50 and 172,306.50
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Solution
The third proportional to 122,356.50 and 172,306.50 is: 242,647.75
Step by Step Solution
- Step 1: Write the proportion equation
122,356.50 : 172,306.50 = 172,306.50 : x - Step 2: Convert to fraction form
122,356.50/172,306.50 = 172,306.50/x - Step 3: Cross multiply
122,356.50x = 172,306.50 × 172,306.50 - Step 4: Simplify right side
122,356.50x = 29,689,529,942.25 - Step 5: Solve for x
x = 29,689,529,942.25/122,356.50 - Step 6: Final answer
x = 242,647.75
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.