Finding the Fourth Proportional to 213,135.17, 294,105.56 and 117,635.67
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Solution
The fourth proportional to 213,135.17, 294,105.56 and 117,635.67 is: 162,325.65
Step by Step Solution
- Step 1: Write the proportion equation
213,135.17 : 294,105.56 = 117,635.67 : x - Step 2: Convert to fraction form
213,135.17/294,105.56 = 117,635.67/x - Step 3: Cross multiply
213,135.17x = 294,105.56 × 117,635.67 - Step 4: Simplify right side
213,135.17x = 34,597,304,013.15 - Step 5: Solve for x
x = 34,597,304,013.15/213,135.17 - Step 6: Final answer
x = 162,325.65
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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.