Finding the Fourth Proportional to 79,744.63, 119,612.97 and 29,821.05
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Solution
The fourth proportional to 79,744.63, 119,612.97 and 29,821.05 is: 44,730.09
Step by Step Solution
- Step 1: Write the proportion equation
79,744.63 : 119,612.97 = 29,821.05 : x - Step 2: Convert to fraction form
79,744.63/119,612.97 = 29,821.05/x - Step 3: Cross multiply
79,744.63x = 119,612.97 × 29,821.05 - Step 4: Simplify right side
79,744.63x = 3,566,984,569.62 - Step 5: Solve for x
x = 3,566,984,569.62/79,744.63 - Step 6: Final answer
x = 44,730.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.