Finding the Fourth Proportional to 137,652.48, 206,497.92 and 44,186.88
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Solution
The fourth proportional to 137,652.48, 206,497.92 and 44,186.88 is: 66,286.48
Step by Step Solution
- Step 1: Write the proportion equation
137,652.48 : 206,497.92 = 44,186.88 : x - Step 2: Convert to fraction form
137,652.48/206,497.92 = 44,186.88/x - Step 3: Cross multiply
137,652.48x = 206,497.92 × 44,186.88 - Step 4: Simplify right side
137,652.48x = 9,124,498,811.29 - Step 5: Solve for x
x = 9,124,498,811.29/137,652.48 - Step 6: Final answer
x = 66,286.48
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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.