Finding the Fourth Proportional to 68,292.97, 102,485.76 and 23,920.09
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Solution
The fourth proportional to 68,292.97, 102,485.76 and 23,920.09 is: 35,896.35
Step by Step Solution
- Step 1: Write the proportion equation
68,292.97 : 102,485.76 = 23,920.09 : x - Step 2: Convert to fraction form
68,292.97/102,485.76 = 23,920.09/x - Step 3: Cross multiply
68,292.97x = 102,485.76 × 23,920.09 - Step 4: Simplify right side
68,292.97x = 2,451,468,602.92 - Step 5: Solve for x
x = 2,451,468,602.92/68,292.97 - Step 6: Final answer
x = 35,896.35
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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.