Finding the Fourth Proportional to 172,549.26, 258,766.02 and 83,746.08
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Solution
The fourth proportional to 172,549.26, 258,766.02 and 83,746.08 is: 125,591.03
Step by Step Solution
- Step 1: Write the proportion equation
172,549.26 : 258,766.02 = 83,746.08 : x - Step 2: Convert to fraction form
172,549.26/258,766.02 = 83,746.08/x - Step 3: Cross multiply
172,549.26x = 258,766.02 × 83,746.08 - Step 4: Simplify right side
172,549.26x = 21,670,639,812.20 - Step 5: Solve for x
x = 21,670,639,812.20/172,549.26 - Step 6: Final answer
x = 125,591.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.