Finding the Fourth Proportional to 67,780.96, 101,740.26 and 32,750.08
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Solution
The fourth proportional to 67,780.96, 101,740.26 and 32,750.08 is: 49,158.37
Step by Step Solution
- Step 1: Write the proportion equation
67,780.96 : 101,740.26 = 32,750.08 : x - Step 2: Convert to fraction form
67,780.96/101,740.26 = 32,750.08/x - Step 3: Cross multiply
67,780.96x = 101,740.26 × 32,750.08 - Step 4: Simplify right side
67,780.96x = 3,332,001,654.22 - Step 5: Solve for x
x = 3,332,001,654.22/67,780.96 - Step 6: Final answer
x = 49,158.37
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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.