Finding the Fourth Proportional to 80,241.30, 110,739.18 and 44,434.62
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Solution
The fourth proportional to 80,241.30, 110,739.18 and 44,434.62 is: 61,323.20
Step by Step Solution
- Step 1: Write the proportion equation
80,241.30 : 110,739.18 = 44,434.62 : x - Step 2: Convert to fraction form
80,241.30/110,739.18 = 44,434.62/x - Step 3: Cross multiply
80,241.30x = 110,739.18 × 44,434.62 - Step 4: Simplify right side
80,241.30x = 4,920,653,382.41 - Step 5: Solve for x
x = 4,920,653,382.41/80,241.30 - Step 6: Final answer
x = 61,323.20
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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.