Finding the Fourth Proportional to 251,396.70, 377,217.93 and 118,290.18
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Solution
The fourth proportional to 251,396.70, 377,217.93 and 118,290.18 is: 177,493.09
Step by Step Solution
- Step 1: Write the proportion equation
251,396.70 : 377,217.93 = 118,290.18 : x - Step 2: Convert to fraction form
251,396.70/377,217.93 = 118,290.18/x - Step 3: Cross multiply
251,396.70x = 377,217.93 × 118,290.18 - Step 4: Simplify right side
251,396.70x = 44,621,176,838.93 - Step 5: Solve for x
x = 44,621,176,838.93/251,396.70 - Step 6: Final answer
x = 177,493.09
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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.