Finding the Fourth Proportional to 203,496.32, 305,202.92 and 77,092.99
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Solution
The fourth proportional to 203,496.32, 305,202.92 and 77,092.99 is: 115,623.74
Step by Step Solution
- Step 1: Write the proportion equation
203,496.32 : 305,202.92 = 77,092.99 : x - Step 2: Convert to fraction form
203,496.32/305,202.92 = 77,092.99/x - Step 3: Cross multiply
203,496.32x = 305,202.92 × 77,092.99 - Step 4: Simplify right side
203,496.32x = 23,529,005,659.53 - Step 5: Solve for x
x = 23,529,005,659.53/203,496.32 - Step 6: Final answer
x = 115,623.74
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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.