Finding the Fourth Proportional to 79,829.82, 119,744.74 and 32,470.68
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Solution
The fourth proportional to 79,829.82, 119,744.74 and 32,470.68 is: 48,706.02
Step by Step Solution
- Step 1: Write the proportion equation
79,829.82 : 119,744.74 = 32,470.68 : x - Step 2: Convert to fraction form
79,829.82/119,744.74 = 32,470.68/x - Step 3: Cross multiply
79,829.82x = 119,744.74 × 32,470.68 - Step 4: Simplify right side
79,829.82x = 3,888,193,134.22 - Step 5: Solve for x
x = 3,888,193,134.22/79,829.82 - Step 6: Final answer
x = 48,706.02
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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.