Finding the Fourth Proportional to 92,185.63, 138,293.02 and 33,019.99
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Solution
The fourth proportional to 92,185.63, 138,293.02 and 33,019.99 is: 49,535.20
Step by Step Solution
- Step 1: Write the proportion equation
92,185.63 : 138,293.02 = 33,019.99 : x - Step 2: Convert to fraction form
92,185.63/138,293.02 = 33,019.99/x - Step 3: Cross multiply
92,185.63x = 138,293.02 × 33,019.99 - Step 4: Simplify right side
92,185.63x = 4,566,433,833.01 - Step 5: Solve for x
x = 4,566,433,833.01/92,185.63 - Step 6: Final answer
x = 49,535.20
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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.