Finding the Fourth Proportional to 135,766.16, 203,467.87 and 71,593.43
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Solution
The fourth proportional to 135,766.16, 203,467.87 and 71,593.43 is: 107,294.50
Step by Step Solution
- Step 1: Write the proportion equation
135,766.16 : 203,467.87 = 71,593.43 : x - Step 2: Convert to fraction form
135,766.16/203,467.87 = 71,593.43/x - Step 3: Cross multiply
135,766.16x = 203,467.87 × 71,593.43 - Step 4: Simplify right side
135,766.16x = 14,566,962,350.13 - Step 5: Solve for x
x = 14,566,962,350.13/135,766.16 - Step 6: Final answer
x = 107,294.50
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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.