Finding the Fourth Proportional to 68,293.97, 102,487.26 and 23,921.09
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Solution
The fourth proportional to 68,293.97, 102,487.26 and 23,921.09 is: 35,897.85
Step by Step Solution
- Step 1: Write the proportion equation
68,293.97 : 102,487.26 = 23,921.09 : x - Step 2: Convert to fraction form
68,293.97/102,487.26 = 23,921.09/x - Step 3: Cross multiply
68,293.97x = 102,487.26 × 23,921.09 - Step 4: Simplify right side
68,293.97x = 2,451,606,970.31 - Step 5: Solve for x
x = 2,451,606,970.31/68,293.97 - Step 6: Final answer
x = 35,897.85
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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.