Finding the Fourth Proportional to 192,902.57, 266,202.65 and 106,861.28
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Solution
The fourth proportional to 192,902.57, 266,202.65 and 106,861.28 is: 147,466.96
Step by Step Solution
- Step 1: Write the proportion equation
192,902.57 : 266,202.65 = 106,861.28 : x - Step 2: Convert to fraction form
192,902.57/266,202.65 = 106,861.28/x - Step 3: Cross multiply
192,902.57x = 266,202.65 × 106,861.28 - Step 4: Simplify right side
192,902.57x = 28,446,755,852.79 - Step 5: Solve for x
x = 28,446,755,852.79/192,902.57 - Step 6: Final answer
x = 147,466.96
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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.