Finding the Fourth Proportional to 141,401.08, 212,090.58 and 82,198.99
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Solution
The fourth proportional to 141,401.08, 212,090.58 and 82,198.99 is: 123,292.07
Step by Step Solution
- Step 1: Write the proportion equation
141,401.08 : 212,090.58 = 82,198.99 : x - Step 2: Convert to fraction form
141,401.08/212,090.58 = 82,198.99/x - Step 3: Cross multiply
141,401.08x = 212,090.58 × 82,198.99 - Step 4: Simplify right side
141,401.08x = 17,433,631,464.51 - Step 5: Solve for x
x = 17,433,631,464.51/141,401.08 - Step 6: Final answer
x = 123,292.07
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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.