Finding the Fourth Proportional to 169,818.97, 254,713.57 and 57,496.62
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Solution
The fourth proportional to 169,818.97, 254,713.57 and 57,496.62 is: 86,239.89
Step by Step Solution
- Step 1: Write the proportion equation
169,818.97 : 254,713.57 = 57,496.62 : x - Step 2: Convert to fraction form
169,818.97/254,713.57 = 57,496.62/x - Step 3: Cross multiply
169,818.97x = 254,713.57 × 57,496.62 - Step 4: Simplify right side
169,818.97x = 14,645,169,343.13 - Step 5: Solve for x
x = 14,645,169,343.13/169,818.97 - Step 6: Final answer
x = 86,239.89
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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.