Finding the Fourth Proportional to 79,847.87, 119,818.26 and 29,962.80
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Solution
The fourth proportional to 79,847.87, 119,818.26 and 29,962.80 is: 44,961.63
Step by Step Solution
- Step 1: Write the proportion equation
79,847.87 : 119,818.26 = 29,962.80 : x - Step 2: Convert to fraction form
79,847.87/119,818.26 = 29,962.80/x - Step 3: Cross multiply
79,847.87x = 119,818.26 × 29,962.80 - Step 4: Simplify right side
79,847.87x = 3,590,090,560.73 - Step 5: Solve for x
x = 3,590,090,560.73/79,847.87 - Step 6: Final answer
x = 44,961.63
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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.