Finding the Fourth Proportional to 92,414.07, 138,638.25 and 29,250.09
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Solution
The fourth proportional to 92,414.07, 138,638.25 and 29,250.09 is: 43,880.56
Step by Step Solution
- Step 1: Write the proportion equation
92,414.07 : 138,638.25 = 29,250.09 : x - Step 2: Convert to fraction form
92,414.07/138,638.25 = 29,250.09/x - Step 3: Cross multiply
92,414.07x = 138,638.25 × 29,250.09 - Step 4: Simplify right side
92,414.07x = 4,055,181,289.94 - Step 5: Solve for x
x = 4,055,181,289.94/92,414.07 - Step 6: Final answer
x = 43,880.56
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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.