Finding the Fourth Proportional to 130,450.08, 195,748.94 and 55,562.42
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Solution
The fourth proportional to 130,450.08, 195,748.94 and 55,562.42 is: 83,375.07
Step by Step Solution
- Step 1: Write the proportion equation
130,450.08 : 195,748.94 = 55,562.42 : x - Step 2: Convert to fraction form
130,450.08/195,748.94 = 55,562.42/x - Step 3: Cross multiply
130,450.08x = 195,748.94 × 55,562.42 - Step 4: Simplify right side
130,450.08x = 10,876,284,818.83 - Step 5: Solve for x
x = 10,876,284,818.83/130,450.08 - Step 6: Final answer
x = 83,375.07
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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.