Finding the Fourth Proportional to 133,101.44, 199,596.72 and 54,162.08
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Solution
The fourth proportional to 133,101.44, 199,596.72 and 54,162.08 is: 81,220.56
Step by Step Solution
- Step 1: Write the proportion equation
133,101.44 : 199,596.72 = 54,162.08 : x - Step 2: Convert to fraction form
133,101.44/199,596.72 = 54,162.08/x - Step 3: Cross multiply
133,101.44x = 199,596.72 × 54,162.08 - Step 4: Simplify right side
133,101.44x = 10,810,573,516.38 - Step 5: Solve for x
x = 10,810,573,516.38/133,101.44 - Step 6: Final answer
x = 81,220.56
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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.