Finding the Fourth Proportional to 201,631.30, 302,260.02 and 89,251.63
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Solution
The fourth proportional to 201,631.30, 302,260.02 and 89,251.63 is: 133,794.70
Step by Step Solution
- Step 1: Write the proportion equation
201,631.30 : 302,260.02 = 89,251.63 : x - Step 2: Convert to fraction form
201,631.30/302,260.02 = 89,251.63/x - Step 3: Cross multiply
201,631.30x = 302,260.02 × 89,251.63 - Step 4: Simplify right side
201,631.30x = 26,977,198,378.49 - Step 5: Solve for x
x = 26,977,198,378.49/201,631.30 - Step 6: Final answer
x = 133,794.70
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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.