Finding the Fourth Proportional to 170,276.96, 234,861.36 and 144,606.08
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Solution
The fourth proportional to 170,276.96, 234,861.36 and 144,606.08 is: 199,453.76
Step by Step Solution
- Step 1: Write the proportion equation
170,276.96 : 234,861.36 = 144,606.08 : x - Step 2: Convert to fraction form
170,276.96/234,861.36 = 144,606.08/x - Step 3: Cross multiply
170,276.96x = 234,861.36 × 144,606.08 - Step 4: Simplify right side
170,276.96x = 33,962,380,613.07 - Step 5: Solve for x
x = 33,962,380,613.07/170,276.96 - Step 6: Final answer
x = 199,453.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.