Finding the Fourth Proportional to 234,539.75, 351,809.63 and 57,046.88
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Solution
The fourth proportional to 234,539.75, 351,809.63 and 57,046.88 is: 85,570.32
Step by Step Solution
- Step 1: Write the proportion equation
234,539.75 : 351,809.63 = 57,046.88 : x - Step 2: Convert to fraction form
234,539.75/351,809.63 = 57,046.88/x - Step 3: Cross multiply
234,539.75x = 351,809.63 × 57,046.88 - Step 4: Simplify right side
234,539.75x = 20,069,642,553.67 - Step 5: Solve for x
x = 20,069,642,553.67/234,539.75 - Step 6: Final answer
x = 85,570.32
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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.