Finding the Fourth Proportional to 146,580.88, 202,281.68 and 82,917.28
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Solution
The fourth proportional to 146,580.88, 202,281.68 and 82,917.28 is: 114,425.88
Step by Step Solution
- Step 1: Write the proportion equation
146,580.88 : 202,281.68 = 82,917.28 : x - Step 2: Convert to fraction form
146,580.88/202,281.68 = 82,917.28/x - Step 3: Cross multiply
146,580.88x = 202,281.68 × 82,917.28 - Step 4: Simplify right side
146,580.88x = 16,772,646,699.43 - Step 5: Solve for x
x = 16,772,646,699.43/146,580.88 - Step 6: Final answer
x = 114,425.88
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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.