Finding the Fourth Proportional to 203,203.80, 304,368.30 and 168,211.80
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Solution
The fourth proportional to 203,203.80, 304,368.30 and 168,211.80 is: 251,955.62
Step by Step Solution
- Step 1: Write the proportion equation
203,203.80 : 304,368.30 = 168,211.80 : x - Step 2: Convert to fraction form
203,203.80/304,368.30 = 168,211.80/x - Step 3: Cross multiply
203,203.80x = 304,368.30 × 168,211.80 - Step 4: Simplify right side
203,203.80x = 51,198,339,605.94 - Step 5: Solve for x
x = 51,198,339,605.94/203,203.80 - Step 6: Final answer
x = 251,955.62
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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.