Finding the Fourth Proportional to 67,396.62, 101,108.87 and 27,415.64
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Solution
The fourth proportional to 67,396.62, 101,108.87 and 27,415.64 is: 41,129.12
Step by Step Solution
- Step 1: Write the proportion equation
67,396.62 : 101,108.87 = 27,415.64 : x - Step 2: Convert to fraction form
67,396.62/101,108.87 = 27,415.64/x - Step 3: Cross multiply
67,396.62x = 101,108.87 × 27,415.64 - Step 4: Simplify right side
67,396.62x = 2,771,963,738.10 - Step 5: Solve for x
x = 2,771,963,738.10/67,396.62 - Step 6: Final answer
x = 41,129.12
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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.