Finding the Fourth Proportional to 79,359.35, 119,035.17 and 29,449.17
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Solution
The fourth proportional to 79,359.35, 119,035.17 and 29,449.17 is: 44,172.33
Step by Step Solution
- Step 1: Write the proportion equation
79,359.35 : 119,035.17 = 29,449.17 : x - Step 2: Convert to fraction form
79,359.35/119,035.17 = 29,449.17/x - Step 3: Cross multiply
79,359.35x = 119,035.17 × 29,449.17 - Step 4: Simplify right side
79,359.35x = 3,505,486,957.31 - Step 5: Solve for x
x = 3,505,486,957.31/79,359.35 - Step 6: Final answer
x = 44,172.33
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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.