Finding the Fourth Proportional to 201,727.20, 302,590.80 and 192,541.80
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Solution
The fourth proportional to 201,727.20, 302,590.80 and 192,541.80 is: 288,812.70
Step by Step Solution
- Step 1: Write the proportion equation
201,727.20 : 302,590.80 = 192,541.80 : x - Step 2: Convert to fraction form
201,727.20/302,590.80 = 192,541.80/x - Step 3: Cross multiply
201,727.20x = 302,590.80 × 192,541.80 - Step 4: Simplify right side
201,727.20x = 58,261,377,295.44 - Step 5: Solve for x
x = 58,261,377,295.44/201,727.20 - Step 6: Final answer
x = 288,812.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.