Finding the Fourth Proportional to 98,493.99, 147,755.56 and 36,159.63
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Solution
The fourth proportional to 98,493.99, 147,755.56 and 36,159.63 is: 54,244.80
Step by Step Solution
- Step 1: Write the proportion equation
98,493.99 : 147,755.56 = 36,159.63 : x - Step 2: Convert to fraction form
98,493.99/147,755.56 = 36,159.63/x - Step 3: Cross multiply
98,493.99x = 147,755.56 × 36,159.63 - Step 4: Simplify right side
98,493.99x = 5,342,786,380.04 - Step 5: Solve for x
x = 5,342,786,380.04/98,493.99 - Step 6: Final answer
x = 54,244.80
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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.