Finding the Fourth Proportional to 165,720.62, 228,696.02 and 94,102.14
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Solution
The fourth proportional to 165,720.62, 228,696.02 and 94,102.14 is: 129,861.84
Step by Step Solution
- Step 1: Write the proportion equation
165,720.62 : 228,696.02 = 94,102.14 : x - Step 2: Convert to fraction form
165,720.62/228,696.02 = 94,102.14/x - Step 3: Cross multiply
165,720.62x = 228,696.02 × 94,102.14 - Step 4: Simplify right side
165,720.62x = 21,520,784,891.48 - Step 5: Solve for x
x = 21,520,784,891.48/165,720.62 - Step 6: Final answer
x = 129,861.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.