Finding the Fourth Proportional to 271,632.98, 407,521.94 and 94,139.84
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Solution
The fourth proportional to 271,632.98, 407,521.94 and 94,139.84 is: 141,234.88
Step by Step Solution
- Step 1: Write the proportion equation
271,632.98 : 407,521.94 = 94,139.84 : x - Step 2: Convert to fraction form
271,632.98/407,521.94 = 94,139.84/x - Step 3: Cross multiply
271,632.98x = 407,521.94 × 94,139.84 - Step 4: Simplify right side
271,632.98x = 38,364,050,776.20 - Step 5: Solve for x
x = 38,364,050,776.20/271,632.98 - Step 6: Final answer
x = 141,234.88
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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.