Finding the Fourth Proportional to 201,907.80, 302,533.65 and 168,446.70
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Solution
The fourth proportional to 201,907.80, 302,533.65 and 168,446.70 is: 252,396.37
Step by Step Solution
- Step 1: Write the proportion equation
201,907.80 : 302,533.65 = 168,446.70 : x - Step 2: Convert to fraction form
201,907.80/302,533.65 = 168,446.70/x - Step 3: Cross multiply
201,907.80x = 302,533.65 × 168,446.70 - Step 4: Simplify right side
201,907.80x = 50,960,794,981.46 - Step 5: Solve for x
x = 50,960,794,981.46/201,907.80 - Step 6: Final answer
x = 252,396.37
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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.