Finding the Fourth Proportional to 112,321.18, 168,425.43 and 37,414.99
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Solution
The fourth proportional to 112,321.18, 168,425.43 and 37,414.99 is: 56,103.72
Step by Step Solution
- Step 1: Write the proportion equation
112,321.18 : 168,425.43 = 37,414.99 : x - Step 2: Convert to fraction form
112,321.18/168,425.43 = 37,414.99/x - Step 3: Cross multiply
112,321.18x = 168,425.43 × 37,414.99 - Step 4: Simplify right side
112,321.18x = 6,301,635,779.20 - Step 5: Solve for x
x = 6,301,635,779.20/112,321.18 - Step 6: Final answer
x = 56,103.72
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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.