Finding the Fourth Proportional to 180,891.42, 271,349.84 and 54,532.74
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Solution
The fourth proportional to 180,891.42, 271,349.84 and 54,532.74 is: 81,802.94
Step by Step Solution
- Step 1: Write the proportion equation
180,891.42 : 271,349.84 = 54,532.74 : x - Step 2: Convert to fraction form
180,891.42/271,349.84 = 54,532.74/x - Step 3: Cross multiply
180,891.42x = 271,349.84 × 54,532.74 - Step 4: Simplify right side
180,891.42x = 14,797,450,001.10 - Step 5: Solve for x
x = 14,797,450,001.10/180,891.42 - Step 6: Final answer
x = 81,802.94
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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.