Finding the Fourth Proportional to 232,917.44, 321,408.36 and 130,926.68
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Solution
The fourth proportional to 232,917.44, 321,408.36 and 130,926.68 is: 180,668.86
Step by Step Solution
- Step 1: Write the proportion equation
232,917.44 : 321,408.36 = 130,926.68 : x - Step 2: Convert to fraction form
232,917.44/321,408.36 = 130,926.68/x - Step 3: Cross multiply
232,917.44x = 321,408.36 × 130,926.68 - Step 4: Simplify right side
232,917.44x = 42,080,929,499.04 - Step 5: Solve for x
x = 42,080,929,499.04/232,917.44 - Step 6: Final answer
x = 180,668.86
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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.