Finding the Fourth Proportional to 204,800.53, 307,337.44 and 71,680.80
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Solution
The fourth proportional to 204,800.53, 307,337.44 and 71,680.80 is: 107,569.02
Step by Step Solution
- Step 1: Write the proportion equation
204,800.53 : 307,337.44 = 71,680.80 : x - Step 2: Convert to fraction form
204,800.53/307,337.44 = 71,680.80/x - Step 3: Cross multiply
204,800.53x = 307,337.44 × 71,680.80 - Step 4: Simplify right side
204,800.53x = 22,030,192,948.09 - Step 5: Solve for x
x = 22,030,192,948.09/204,800.53 - Step 6: Final answer
x = 107,569.02
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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.