Finding the Fourth Proportional to 201,664.70, 302,497.05 and 61,405.10
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Solution
The fourth proportional to 201,664.70, 302,497.05 and 61,405.10 is: 92,107.65
Step by Step Solution
- Step 1: Write the proportion equation
201,664.70 : 302,497.05 = 61,405.10 : x - Step 2: Convert to fraction form
201,664.70/302,497.05 = 61,405.10/x - Step 3: Cross multiply
201,664.70x = 302,497.05 × 61,405.10 - Step 4: Simplify right side
201,664.70x = 18,574,861,604.96 - Step 5: Solve for x
x = 18,574,861,604.96/201,664.70 - Step 6: Final answer
x = 92,107.65
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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.