Finding the Fourth Proportional to 203,175.96, 304,812.60 and 84,781.44
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Solution
The fourth proportional to 203,175.96, 304,812.60 and 84,781.44 is: 127,192.46
Step by Step Solution
- Step 1: Write the proportion equation
203,175.96 : 304,812.60 = 84,781.44 : x - Step 2: Convert to fraction form
203,175.96/304,812.60 = 84,781.44/x - Step 3: Cross multiply
203,175.96x = 304,812.60 × 84,781.44 - Step 4: Simplify right side
203,175.96x = 25,842,451,158.14 - Step 5: Solve for x
x = 25,842,451,158.14/203,175.96 - Step 6: Final answer
x = 127,192.46
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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.