Finding the Fourth Proportional to 141,798.12, 212,738.90 and 41,960.99
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Solution
The fourth proportional to 141,798.12, 212,738.90 and 41,960.99 is: 62,953.82
Step by Step Solution
- Step 1: Write the proportion equation
141,798.12 : 212,738.90 = 41,960.99 : x - Step 2: Convert to fraction form
141,798.12/212,738.90 = 41,960.99/x - Step 3: Cross multiply
141,798.12x = 212,738.90 × 41,960.99 - Step 4: Simplify right side
141,798.12x = 8,926,733,582.01 - Step 5: Solve for x
x = 8,926,733,582.01/141,798.12 - Step 6: Final answer
x = 62,953.82
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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.