Finding the Fourth Proportional to 177,305.20, 244,842.15 and 131,966.62
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Solution
The fourth proportional to 177,305.20, 244,842.15 and 131,966.62 is: 182,233.75
Step by Step Solution
- Step 1: Write the proportion equation
177,305.20 : 244,842.15 = 131,966.62 : x - Step 2: Convert to fraction form
177,305.20/244,842.15 = 131,966.62/x - Step 3: Cross multiply
177,305.20x = 244,842.15 × 131,966.62 - Step 4: Simplify right side
177,305.20x = 32,310,990,969.03 - Step 5: Solve for x
x = 32,310,990,969.03/177,305.20 - Step 6: Final answer
x = 182,233.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.