Finding the Fourth Proportional to 92,605.19, 127,795.19 and 50,163.75
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Solution
The fourth proportional to 92,605.19, 127,795.19 and 50,163.75 is: 69,225.99
Step by Step Solution
- Step 1: Write the proportion equation
92,605.19 : 127,795.19 = 50,163.75 : x - Step 2: Convert to fraction form
92,605.19/127,795.19 = 50,163.75/x - Step 3: Cross multiply
92,605.19x = 127,795.19 × 50,163.75 - Step 4: Simplify right side
92,605.19x = 6,410,685,711.54 - Step 5: Solve for x
x = 6,410,685,711.54/92,605.19 - Step 6: Final answer
x = 69,225.99
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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.