Finding the Fourth Proportional to 204,744.21, 307,160.05 and 71,628.81
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Solution
The fourth proportional to 204,744.21, 307,160.05 and 71,628.81 is: 107,458.52
Step by Step Solution
- Step 1: Write the proportion equation
204,744.21 : 307,160.05 = 71,628.81 : x - Step 2: Convert to fraction form
204,744.21/307,160.05 = 71,628.81/x - Step 3: Cross multiply
204,744.21x = 307,160.05 × 71,628.81 - Step 4: Simplify right side
204,744.21x = 22,001,508,861.04 - Step 5: Solve for x
x = 22,001,508,861.04/204,744.21 - Step 6: Final answer
x = 107,458.52
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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.