Finding the Fourth Proportional to 232,917.93, 321,438.14 and 130,975.48
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Solution
The fourth proportional to 232,917.93, 321,438.14 and 130,975.48 is: 180,752.57
Step by Step Solution
- Step 1: Write the proportion equation
232,917.93 : 321,438.14 = 130,975.48 : x - Step 2: Convert to fraction form
232,917.93/321,438.14 = 130,975.48/x - Step 3: Cross multiply
232,917.93x = 321,438.14 × 130,975.48 - Step 4: Simplify right side
232,917.93x = 42,100,514,676.81 - Step 5: Solve for x
x = 42,100,514,676.81/232,917.93 - Step 6: Final answer
x = 180,752.57
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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.