Finding the Fourth Proportional to 92,481.48, 138,723.18 and 32,511.63
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Solution
The fourth proportional to 92,481.48, 138,723.18 and 32,511.63 is: 48,767.79
Step by Step Solution
- Step 1: Write the proportion equation
92,481.48 : 138,723.18 = 32,511.63 : x - Step 2: Convert to fraction form
92,481.48/138,723.18 = 32,511.63/x - Step 3: Cross multiply
92,481.48x = 138,723.18 × 32,511.63 - Step 4: Simplify right side
92,481.48x = 4,510,117,405.01 - Step 5: Solve for x
x = 4,510,117,405.01/92,481.48 - Step 6: Final answer
x = 48,767.79
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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.