Finding the Fourth Proportional to 169,817.97, 254,712.07 and 57,495.62
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Solution
The fourth proportional to 169,817.97, 254,712.07 and 57,495.62 is: 86,238.39
Step by Step Solution
- Step 1: Write the proportion equation
169,817.97 : 254,712.07 = 57,495.62 : x - Step 2: Convert to fraction form
169,817.97/254,712.07 = 57,495.62/x - Step 3: Cross multiply
169,817.97x = 254,712.07 × 57,495.62 - Step 4: Simplify right side
169,817.97x = 14,644,828,933.08 - Step 5: Solve for x
x = 14,644,828,933.08/169,817.97 - Step 6: Final answer
x = 86,238.39
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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.