Finding the Fourth Proportional to 234,373.05, 351,455.90 and 68,174.01
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Solution
The fourth proportional to 234,373.05, 351,455.90 and 68,174.01 is: 102,230.86
Step by Step Solution
- Step 1: Write the proportion equation
234,373.05 : 351,455.90 = 68,174.01 : x - Step 2: Convert to fraction form
234,373.05/351,455.90 = 68,174.01/x - Step 3: Cross multiply
234,373.05x = 351,455.90 × 68,174.01 - Step 4: Simplify right side
234,373.05x = 23,960,157,700.29 - Step 5: Solve for x
x = 23,960,157,700.29/234,373.05 - Step 6: Final answer
x = 102,230.86
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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.