Finding the Fourth Proportional to 252,933.21, 379,440.99 and 118,132.08
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Solution
The fourth proportional to 252,933.21, 379,440.99 and 118,132.08 is: 177,217.35
Step by Step Solution
- Step 1: Write the proportion equation
252,933.21 : 379,440.99 = 118,132.08 : x - Step 2: Convert to fraction form
252,933.21/379,440.99 = 118,132.08/x - Step 3: Cross multiply
252,933.21x = 379,440.99 × 118,132.08 - Step 4: Simplify right side
252,933.21x = 44,824,153,385.96 - Step 5: Solve for x
x = 44,824,153,385.96/252,933.21 - Step 6: Final answer
x = 177,217.35
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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.