Finding the Fourth Proportional to 168,220.05, 252,331.02 and 49,892.28
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Solution
The fourth proportional to 168,220.05, 252,331.02 and 49,892.28 is: 74,838.70
Step by Step Solution
- Step 1: Write the proportion equation
168,220.05 : 252,331.02 = 49,892.28 : x - Step 2: Convert to fraction form
168,220.05/252,331.02 = 49,892.28/x - Step 3: Cross multiply
168,220.05x = 252,331.02 × 49,892.28 - Step 4: Simplify right side
168,220.05x = 12,589,369,902.53 - Step 5: Solve for x
x = 12,589,369,902.53/168,220.05 - Step 6: Final answer
x = 74,838.70
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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.