Finding the Fourth Proportional to 66,790.98, 100,193.15 and 24,682.12
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Solution
The fourth proportional to 66,790.98, 100,193.15 and 24,682.12 is: 37,025.65
Step by Step Solution
- Step 1: Write the proportion equation
66,790.98 : 100,193.15 = 24,682.12 : x - Step 2: Convert to fraction form
66,790.98/100,193.15 = 24,682.12/x - Step 3: Cross multiply
66,790.98x = 100,193.15 × 24,682.12 - Step 4: Simplify right side
66,790.98x = 2,472,979,162.70 - Step 5: Solve for x
x = 2,472,979,162.70/66,790.98 - Step 6: Final answer
x = 37,025.65
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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.