Finding the Fourth Proportional to 270,222.99, 405,340.63 and 92,731.53
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Solution
The fourth proportional to 270,222.99, 405,340.63 and 92,731.53 is: 139,099.41
Step by Step Solution
- Step 1: Write the proportion equation
270,222.99 : 405,340.63 = 92,731.53 : x - Step 2: Convert to fraction form
270,222.99/405,340.63 = 92,731.53/x - Step 3: Cross multiply
270,222.99x = 405,340.63 × 92,731.53 - Step 4: Simplify right side
270,222.99x = 37,587,858,340.07 - Step 5: Solve for x
x = 37,587,858,340.07/270,222.99 - Step 6: Final answer
x = 139,099.41
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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.