Finding the Fourth Proportional to 92,602.99, 127,791.70 and 50,161.62
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Solution
The fourth proportional to 92,602.99, 127,791.70 and 50,161.62 is: 69,222.80
Step by Step Solution
- Step 1: Write the proportion equation
92,602.99 : 127,791.70 = 50,161.62 : x - Step 2: Convert to fraction form
92,602.99/127,791.70 = 50,161.62/x - Step 3: Cross multiply
92,602.99x = 127,791.70 × 50,161.62 - Step 4: Simplify right side
92,602.99x = 6,410,238,694.55 - Step 5: Solve for x
x = 6,410,238,694.55/92,602.99 - Step 6: Final answer
x = 69,222.80
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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.