Finding the Fourth Proportional to 213,645.71, 294,635.99 and 183,421.37
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Solution
The fourth proportional to 213,645.71, 294,635.99 and 183,421.37 is: 252,953.99
Step by Step Solution
- Step 1: Write the proportion equation
213,645.71 : 294,635.99 = 183,421.37 : x - Step 2: Convert to fraction form
213,645.71/294,635.99 = 183,421.37/x - Step 3: Cross multiply
213,645.71x = 294,635.99 × 183,421.37 - Step 4: Simplify right side
213,645.71x = 54,042,534,546.82 - Step 5: Solve for x
x = 54,042,534,546.82/213,645.71 - Step 6: Final answer
x = 252,953.99
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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.