Finding the Fourth Proportional to 211,212.68, 316,819.67 and 53,441.10
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Solution
The fourth proportional to 211,212.68, 316,819.67 and 53,441.10 is: 80,161.82
Step by Step Solution
- Step 1: Write the proportion equation
211,212.68 : 316,819.67 = 53,441.10 : x - Step 2: Convert to fraction form
211,212.68/316,819.67 = 53,441.10/x - Step 3: Cross multiply
211,212.68x = 316,819.67 × 53,441.10 - Step 4: Simplify right side
211,212.68x = 16,931,191,399.23 - Step 5: Solve for x
x = 16,931,191,399.23/211,212.68 - Step 6: Final answer
x = 80,161.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.