Finding the Fourth Proportional to 80,410.68, 110,965.96 and 44,600.76
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Solution
The fourth proportional to 80,410.68, 110,965.96 and 44,600.76 is: 61,548.62
Step by Step Solution
- Step 1: Write the proportion equation
80,410.68 : 110,965.96 = 44,600.76 : x - Step 2: Convert to fraction form
80,410.68/110,965.96 = 44,600.76/x - Step 3: Cross multiply
80,410.68x = 110,965.96 × 44,600.76 - Step 4: Simplify right side
80,410.68x = 4,949,166,150.13 - Step 5: Solve for x
x = 4,949,166,150.13/80,410.68 - Step 6: Final answer
x = 61,548.62
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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.