Finding the Fourth Proportional to 203,592.06, 305,388.09 and 110,280.06
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Solution
The fourth proportional to 203,592.06, 305,388.09 and 110,280.06 is: 165,420.09
Step by Step Solution
- Step 1: Write the proportion equation
203,592.06 : 305,388.09 = 110,280.06 : x - Step 2: Convert to fraction form
203,592.06/305,388.09 = 110,280.06/x - Step 3: Cross multiply
203,592.06x = 305,388.09 × 110,280.06 - Step 4: Simplify right side
203,592.06x = 33,678,216,888.49 - Step 5: Solve for x
x = 33,678,216,888.49/203,592.06 - Step 6: Final answer
x = 165,420.09
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1.5x scale
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.