Finding the Fourth Proportional to 107,550.19, 161,179.95 and 40,953.99
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Solution
The fourth proportional to 107,550.19, 161,179.95 and 40,953.99 is: 61,375.64
Step by Step Solution
- Step 1: Write the proportion equation
107,550.19 : 161,179.95 = 40,953.99 : x - Step 2: Convert to fraction form
107,550.19/161,179.95 = 40,953.99/x - Step 3: Cross multiply
107,550.19x = 161,179.95 × 40,953.99 - Step 4: Simplify right side
107,550.19x = 6,600,962,060.50 - Step 5: Solve for x
x = 6,600,962,060.50/107,550.19 - Step 6: Final answer
x = 61,375.64
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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.