Finding the Fourth Proportional to 125,182.07, 172,751.26 and 68,592.23
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Solution
The fourth proportional to 125,182.07, 172,751.26 and 68,592.23 is: 94,657.28
Step by Step Solution
- Step 1: Write the proportion equation
125,182.07 : 172,751.26 = 68,592.23 : x - Step 2: Convert to fraction form
125,182.07/172,751.26 = 68,592.23/x - Step 3: Cross multiply
125,182.07x = 172,751.26 × 68,592.23 - Step 4: Simplify right side
125,182.07x = 11,849,394,158.71 - Step 5: Solve for x
x = 11,849,394,158.71/125,182.07 - Step 6: Final answer
x = 94,657.28
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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.