Finding the Fourth Proportional to 125,886.88, 173,725.68 and 68,527.96
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Solution
The fourth proportional to 125,886.88, 173,725.68 and 68,527.96 is: 94,569.56
Step by Step Solution
- Step 1: Write the proportion equation
125,886.88 : 173,725.68 = 68,527.96 : x - Step 2: Convert to fraction form
125,886.88/173,725.68 = 68,527.96/x - Step 3: Cross multiply
125,886.88x = 173,725.68 × 68,527.96 - Step 4: Simplify right side
125,886.88x = 11,905,066,450.01 - Step 5: Solve for x
x = 11,905,066,450.01/125,886.88 - Step 6: Final answer
x = 94,569.56
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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.