Finding the Fourth Proportional to 68,505.14, 102,757.90 and 26,952.14
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Solution
The fourth proportional to 68,505.14, 102,757.90 and 26,952.14 is: 40,428.28
Step by Step Solution
- Step 1: Write the proportion equation
68,505.14 : 102,757.90 = 26,952.14 : x - Step 2: Convert to fraction form
68,505.14/102,757.90 = 26,952.14/x - Step 3: Cross multiply
68,505.14x = 102,757.90 × 26,952.14 - Step 4: Simplify right side
68,505.14x = 2,769,545,306.91 - Step 5: Solve for x
x = 2,769,545,306.91/68,505.14 - Step 6: Final answer
x = 40,428.28
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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.