Finding the Fourth Proportional to 199,284.54, 298,615.41 and 125,257.02
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Solution
The fourth proportional to 199,284.54, 298,615.41 and 125,257.02 is: 187,689.80
Step by Step Solution
- Step 1: Write the proportion equation
199,284.54 : 298,615.41 = 125,257.02 : x - Step 2: Convert to fraction form
199,284.54/298,615.41 = 125,257.02/x - Step 3: Cross multiply
199,284.54x = 298,615.41 × 125,257.02 - Step 4: Simplify right side
199,284.54x = 37,403,676,382.68 - Step 5: Solve for x
x = 37,403,676,382.68/199,284.54 - Step 6: Final answer
x = 187,689.80
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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.