Finding the Fourth Proportional to 226,499.36, 312,561.14 and 124,524.08
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Solution
The fourth proportional to 226,499.36, 312,561.14 and 124,524.08 is: 171,838.84
Step by Step Solution
- Step 1: Write the proportion equation
226,499.36 : 312,561.14 = 124,524.08 : x - Step 2: Convert to fraction form
226,499.36/312,561.14 = 124,524.08/x - Step 3: Cross multiply
226,499.36x = 312,561.14 × 124,524.08 - Step 4: Simplify right side
226,499.36x = 38,921,388,402.25 - Step 5: Solve for x
x = 38,921,388,402.25/226,499.36 - Step 6: Final answer
x = 171,838.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.