Finding the Fourth Proportional to 248,548.21, 343,000.52 and 135,370.96
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Solution
The fourth proportional to 248,548.21, 343,000.52 and 135,370.96 is: 186,814.10
Step by Step Solution
- Step 1: Write the proportion equation
248,548.21 : 343,000.52 = 135,370.96 : x - Step 2: Convert to fraction form
248,548.21/343,000.52 = 135,370.96/x - Step 3: Cross multiply
248,548.21x = 343,000.52 × 135,370.96 - Step 4: Simplify right side
248,548.21x = 46,432,309,672.90 - Step 5: Solve for x
x = 46,432,309,672.90/248,548.21 - Step 6: Final answer
x = 186,814.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.