Finding the Fourth Proportional to 132,273.88, 182,541.18 and 75,703.48
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Solution
The fourth proportional to 132,273.88, 182,541.18 and 75,703.48 is: 104,472.65
Step by Step Solution
- Step 1: Write the proportion equation
132,273.88 : 182,541.18 = 75,703.48 : x - Step 2: Convert to fraction form
132,273.88/182,541.18 = 75,703.48/x - Step 3: Cross multiply
132,273.88x = 182,541.18 × 75,703.48 - Step 4: Simplify right side
132,273.88x = 13,819,002,569.31 - Step 5: Solve for x
x = 13,819,002,569.31/132,273.88 - Step 6: Final answer
x = 104,472.65
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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.