Finding the Fourth Proportional to 176,451.09, 264,527.77 and 76,536.06
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Solution
The fourth proportional to 176,451.09, 264,527.77 and 76,536.06 is: 114,739.52
Step by Step Solution
- Step 1: Write the proportion equation
176,451.09 : 264,527.77 = 76,536.06 : x - Step 2: Convert to fraction form
176,451.09/264,527.77 = 76,536.06/x - Step 3: Cross multiply
176,451.09x = 264,527.77 × 76,536.06 - Step 4: Simplify right side
176,451.09x = 20,245,913,276.39 - Step 5: Solve for x
x = 20,245,913,276.39/176,451.09 - Step 6: Final answer
x = 114,739.52
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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.