Finding the Fourth Proportional to 174,449.26, 261,674.16 and 49,790.26
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Solution
The fourth proportional to 174,449.26, 261,674.16 and 49,790.26 is: 74,685.47
Step by Step Solution
- Step 1: Write the proportion equation
174,449.26 : 261,674.16 = 49,790.26 : x - Step 2: Convert to fraction form
174,449.26/261,674.16 = 49,790.26/x - Step 3: Cross multiply
174,449.26x = 261,674.16 × 49,790.26 - Step 4: Simplify right side
174,449.26x = 13,028,824,461.68 - Step 5: Solve for x
x = 13,028,824,461.68/174,449.26 - Step 6: Final answer
x = 74,685.47
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1.5x scale
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.