Finding the Fourth Proportional to 201,853.80, 302,343.30 and 166,861.80
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Solution
The fourth proportional to 201,853.80, 302,343.30 and 166,861.80 is: 249,931.12
Step by Step Solution
- Step 1: Write the proportion equation
201,853.80 : 302,343.30 = 166,861.80 : x - Step 2: Convert to fraction form
201,853.80/302,343.30 = 166,861.80/x - Step 3: Cross multiply
201,853.80x = 302,343.30 × 166,861.80 - Step 4: Simplify right side
201,853.80x = 50,449,547,255.94 - Step 5: Solve for x
x = 50,449,547,255.94/201,853.80 - Step 6: Final answer
x = 249,931.12
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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.