Finding the Fourth Proportional to 236,054.58, 354,186.54 and 123,708.09
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Solution
The fourth proportional to 236,054.58, 354,186.54 and 123,708.09 is: 185,616.99
Step by Step Solution
- Step 1: Write the proportion equation
236,054.58 : 354,186.54 = 123,708.09 : x - Step 2: Convert to fraction form
236,054.58/354,186.54 = 123,708.09/x - Step 3: Cross multiply
236,054.58x = 354,186.54 × 123,708.09 - Step 4: Simplify right side
236,054.58x = 43,815,740,367.11 - Step 5: Solve for x
x = 43,815,740,367.11/236,054.58 - Step 6: Final answer
x = 185,616.99
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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.