Finding the Fourth Proportional to 192,382.92, 288,639.99 and 103,645.53
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Solution
The fourth proportional to 192,382.92, 288,639.99 and 103,645.53 is: 155,503.64
Step by Step Solution
- Step 1: Write the proportion equation
192,382.92 : 288,639.99 = 103,645.53 : x - Step 2: Convert to fraction form
192,382.92/288,639.99 = 103,645.53/x - Step 3: Cross multiply
192,382.92x = 288,639.99 × 103,645.53 - Step 4: Simplify right side
192,382.92x = 29,916,244,742.74 - Step 5: Solve for x
x = 29,916,244,742.74/192,382.92 - Step 6: Final answer
x = 155,503.64
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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.