Finding the Fourth Proportional to 177,176.21, 244,531.21 and 105,597.75
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Solution
The fourth proportional to 177,176.21, 244,531.21 and 105,597.75 is: 145,741.60
Step by Step Solution
- Step 1: Write the proportion equation
177,176.21 : 244,531.21 = 105,597.75 : x - Step 2: Convert to fraction form
177,176.21/244,531.21 = 105,597.75/x - Step 3: Cross multiply
177,176.21x = 244,531.21 × 105,597.75 - Step 4: Simplify right side
177,176.21x = 25,821,944,358.12 - Step 5: Solve for x
x = 25,821,944,358.12/177,176.21 - Step 6: Final answer
x = 145,741.60
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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.