Finding the Fourth Proportional to 121,396.68, 182,102.64 and 37,159.56
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Solution
The fourth proportional to 121,396.68, 182,102.64 and 37,159.56 is: 55,741.67
Step by Step Solution
- Step 1: Write the proportion equation
121,396.68 : 182,102.64 = 37,159.56 : x - Step 2: Convert to fraction form
121,396.68/182,102.64 = 37,159.56/x - Step 3: Cross multiply
121,396.68x = 182,102.64 × 37,159.56 - Step 4: Simplify right side
121,396.68x = 6,766,853,977.24 - Step 5: Solve for x
x = 6,766,853,977.24/121,396.68 - Step 6: Final answer
x = 55,741.67
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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.