Finding the Fourth Proportional to 234,485.84, 351,687.48 and 68,234.96
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Solution
The fourth proportional to 234,485.84, 351,687.48 and 68,234.96 is: 102,340.43
Step by Step Solution
- Step 1: Write the proportion equation
234,485.84 : 351,687.48 = 68,234.96 : x - Step 2: Convert to fraction form
234,485.84/351,687.48 = 68,234.96/x - Step 3: Cross multiply
234,485.84x = 351,687.48 × 68,234.96 - Step 4: Simplify right side
234,485.84x = 23,997,381,130.30 - Step 5: Solve for x
x = 23,997,381,130.30/234,485.84 - Step 6: Final answer
x = 102,340.43
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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.