Finding the Fourth Proportional to 218,503.14, 327,756.87 and 68,740.08
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Solution
The fourth proportional to 218,503.14, 327,756.87 and 68,740.08 is: 103,110.80
Step by Step Solution
- Step 1: Write the proportion equation
218,503.14 : 327,756.87 = 68,740.08 : x - Step 2: Convert to fraction form
218,503.14/327,756.87 = 68,740.08/x - Step 3: Cross multiply
218,503.14x = 327,756.87 × 68,740.08 - Step 4: Simplify right side
218,503.14x = 22,530,033,464.35 - Step 5: Solve for x
x = 22,530,033,464.35/218,503.14 - Step 6: Final answer
x = 103,110.80
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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.