Finding the Fourth Proportional to 92,539.56, 127,704.87 and 50,097.99
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Solution
The fourth proportional to 92,539.56, 127,704.87 and 50,097.99 is: 69,135.38
Step by Step Solution
- Step 1: Write the proportion equation
92,539.56 : 127,704.87 = 50,097.99 : x - Step 2: Convert to fraction form
92,539.56/127,704.87 = 50,097.99/x - Step 3: Cross multiply
92,539.56x = 127,704.87 × 50,097.99 - Step 4: Simplify right side
92,539.56x = 6,397,757,300.21 - Step 5: Solve for x
x = 6,397,757,300.21/92,539.56 - Step 6: Final answer
x = 69,135.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.