Finding the Fourth Proportional to 245,211.80, 367,817.70 and 97,467.80
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Solution
The fourth proportional to 245,211.80, 367,817.70 and 97,467.80 is: 146,201.70
Step by Step Solution
- Step 1: Write the proportion equation
245,211.80 : 367,817.70 = 97,467.80 : x - Step 2: Convert to fraction form
245,211.80/367,817.70 = 97,467.80/x - Step 3: Cross multiply
245,211.80x = 367,817.70 × 97,467.80 - Step 4: Simplify right side
245,211.80x = 35,850,382,020.06 - Step 5: Solve for x
x = 35,850,382,020.06/245,211.80 - Step 6: Final answer
x = 146,201.70
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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.