Finding the Fourth Proportional to 195,305.87, 292,884.48 and 68,922.55
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Solution
The fourth proportional to 195,305.87, 292,884.48 and 68,922.55 is: 103,357.60
Step by Step Solution
- Step 1: Write the proportion equation
195,305.87 : 292,884.48 = 68,922.55 : x - Step 2: Convert to fraction form
195,305.87/292,884.48 = 68,922.55/x - Step 3: Cross multiply
195,305.87x = 292,884.48 × 68,922.55 - Step 4: Simplify right side
195,305.87x = 20,186,344,872.41 - Step 5: Solve for x
x = 20,186,344,872.41/195,305.87 - Step 6: Final answer
x = 103,357.60
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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.