Finding the Fourth Proportional to 80,409.96, 110,963.82 and 44,599.68
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Solution
The fourth proportional to 80,409.96, 110,963.82 and 44,599.68 is: 61,546.49
Step by Step Solution
- Step 1: Write the proportion equation
80,409.96 : 110,963.82 = 44,599.68 : x - Step 2: Convert to fraction form
80,409.96/110,963.82 = 44,599.68/x - Step 3: Cross multiply
80,409.96x = 110,963.82 × 44,599.68 - Step 4: Simplify right side
80,409.96x = 4,948,950,863.58 - Step 5: Solve for x
x = 4,948,950,863.58/80,409.96 - Step 6: Final answer
x = 61,546.49
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1.5x scale
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.