Finding the Fourth Proportional to 203,952.99, 305,897.85 and 104,186.91
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Solution
The fourth proportional to 203,952.99, 305,897.85 and 104,186.91 is: 156,264.20
Step by Step Solution
- Step 1: Write the proportion equation
203,952.99 : 305,897.85 = 104,186.91 : x - Step 2: Convert to fraction form
203,952.99/305,897.85 = 104,186.91/x - Step 3: Cross multiply
203,952.99x = 305,897.85 × 104,186.91 - Step 4: Simplify right side
203,952.99x = 31,870,551,767.14 - Step 5: Solve for x
x = 31,870,551,767.14/203,952.99 - Step 6: Final answer
x = 156,264.20
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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.