Finding the Fourth Proportional to 203,170.96, 304,805.10 and 84,776.44
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Solution
The fourth proportional to 203,170.96, 304,805.10 and 84,776.44 is: 127,184.96
Step by Step Solution
- Step 1: Write the proportion equation
203,170.96 : 304,805.10 = 84,776.44 : x - Step 2: Convert to fraction form
203,170.96/304,805.10 = 84,776.44/x - Step 3: Cross multiply
203,170.96x = 304,805.10 × 84,776.44 - Step 4: Simplify right side
203,170.96x = 25,840,291,271.84 - Step 5: Solve for x
x = 25,840,291,271.84/203,170.96 - Step 6: Final answer
x = 127,184.96
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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.