Finding the Fourth Proportional to 206,263.20, 284,663.39 and 115,619.34
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Solution
The fourth proportional to 206,263.20, 284,663.39 and 115,619.34 is: 159,565.99
Step by Step Solution
- Step 1: Write the proportion equation
206,263.20 : 284,663.39 = 115,619.34 : x - Step 2: Convert to fraction form
206,263.20/284,663.39 = 115,619.34/x - Step 3: Cross multiply
206,263.20x = 284,663.39 × 115,619.34 - Step 4: Simplify right side
206,263.20x = 32,912,592,695.87 - Step 5: Solve for x
x = 32,912,592,695.87/206,263.20 - Step 6: Final answer
x = 159,565.99
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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.