Finding the Fourth Proportional to 173,043.90, 259,286.40 and 97,940.70
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Solution
The fourth proportional to 173,043.90, 259,286.40 and 97,940.70 is: 146,752.88
Step by Step Solution
- Step 1: Write the proportion equation
173,043.90 : 259,286.40 = 97,940.70 : x - Step 2: Convert to fraction form
173,043.90/259,286.40 = 97,940.70/x - Step 3: Cross multiply
173,043.90x = 259,286.40 × 97,940.70 - Step 4: Simplify right side
173,043.90x = 25,394,691,516.48 - Step 5: Solve for x
x = 25,394,691,516.48/173,043.90 - Step 6: Final answer
x = 146,752.88
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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.