Finding the Third Proportional to 31,329.75 and 48,489.75
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Solution
The third proportional to 31,329.75 and 48,489.75 is: 75,048.66
Step by Step Solution
- Step 1: Write the proportion equation
31,329.75 : 48,489.75 = 48,489.75 : x - Step 2: Convert to fraction form
31,329.75/48,489.75 = 48,489.75/x - Step 3: Cross multiply
31,329.75x = 48,489.75 × 48,489.75 - Step 4: Simplify right side
31,329.75x = 2,351,255,855.06 - Step 5: Solve for x
x = 2,351,255,855.06/31,329.75 - Step 6: Final answer
x = 75,048.66
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.