Finding the Fourth Proportional to 227,214.23, 313,557.84 and 125,243.69
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Solution
The fourth proportional to 227,214.23, 313,557.84 and 125,243.69 is: 172,837.51
Step by Step Solution
- Step 1: Write the proportion equation
227,214.23 : 313,557.84 = 125,243.69 : x - Step 2: Convert to fraction form
227,214.23/313,557.84 = 125,243.69/x - Step 3: Cross multiply
227,214.23x = 313,557.84 × 125,243.69 - Step 4: Simplify right side
227,214.23x = 39,271,140,910.03 - Step 5: Solve for x
x = 39,271,140,910.03/227,214.23 - Step 6: Final answer
x = 172,837.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.