Finding the Fourth Proportional to 79,612.20, 119,403.44 and 32,214.88
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Solution
The fourth proportional to 79,612.20, 119,403.44 and 32,214.88 is: 48,316.31
Step by Step Solution
- Step 1: Write the proportion equation
79,612.20 : 119,403.44 = 32,214.88 : x - Step 2: Convert to fraction form
79,612.20/119,403.44 = 32,214.88/x - Step 3: Cross multiply
79,612.20x = 119,403.44 × 32,214.88 - Step 4: Simplify right side
79,612.20x = 3,846,567,491.19 - Step 5: Solve for x
x = 3,846,567,491.19/79,612.20 - Step 6: Final answer
x = 48,316.31
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1.5x scale
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.