Finding the Fourth Proportional to 168,389.98, 252,450.84 and 97,231.94
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Solution
The fourth proportional to 168,389.98, 252,450.84 and 97,231.94 is: 145,770.46
Step by Step Solution
- Step 1: Write the proportion equation
168,389.98 : 252,450.84 = 97,231.94 : x - Step 2: Convert to fraction form
168,389.98/252,450.84 = 97,231.94/x - Step 3: Cross multiply
168,389.98x = 252,450.84 × 97,231.94 - Step 4: Simplify right side
168,389.98x = 24,546,284,927.83 - Step 5: Solve for x
x = 24,546,284,927.83/168,389.98 - Step 6: Final answer
x = 145,770.46
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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.