Finding the Fourth Proportional to 68,306.60, 102,350.55 and 44,905.70
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Solution
The fourth proportional to 68,306.60, 102,350.55 and 44,905.70 is: 67,286.66
Step by Step Solution
- Step 1: Write the proportion equation
68,306.60 : 102,350.55 = 44,905.70 : x - Step 2: Convert to fraction form
68,306.60/102,350.55 = 44,905.70/x - Step 3: Cross multiply
68,306.60x = 102,350.55 × 44,905.70 - Step 4: Simplify right side
68,306.60x = 4,596,123,093.14 - Step 5: Solve for x
x = 4,596,123,093.14/68,306.60 - Step 6: Final answer
x = 67,286.66
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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.