Finding the Fourth Proportional to 212,651.76, 319,040.01 and 62,895.99
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Solution
The fourth proportional to 212,651.76, 319,040.01 and 62,895.99 is: 94,362.43
Step by Step Solution
- Step 1: Write the proportion equation
212,651.76 : 319,040.01 = 62,895.99 : x - Step 2: Convert to fraction form
212,651.76/319,040.01 = 62,895.99/x - Step 3: Cross multiply
212,651.76x = 319,040.01 × 62,895.99 - Step 4: Simplify right side
212,651.76x = 20,066,337,278.56 - Step 5: Solve for x
x = 20,066,337,278.56/212,651.76 - Step 6: Final answer
x = 94,362.43
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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.