Finding the Fourth Proportional to 71,530.60, 107,310.30 and 24,773.80
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Solution
The fourth proportional to 71,530.60, 107,310.30 and 24,773.80 is: 37,165.69
Step by Step Solution
- Step 1: Write the proportion equation
71,530.60 : 107,310.30 = 24,773.80 : x - Step 2: Convert to fraction form
71,530.60/107,310.30 = 24,773.80/x - Step 3: Cross multiply
71,530.60x = 107,310.30 × 24,773.80 - Step 4: Simplify right side
71,530.60x = 2,658,483,910.14 - Step 5: Solve for x
x = 2,658,483,910.14/71,530.60 - Step 6: Final answer
x = 37,165.69
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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.