Finding the Fourth Proportional to 226,230.23, 312,201.47 and 124,265.12
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Solution
The fourth proportional to 226,230.23, 312,201.47 and 124,265.12 is: 171,487.92
Step by Step Solution
- Step 1: Write the proportion equation
226,230.23 : 312,201.47 = 124,265.12 : x - Step 2: Convert to fraction form
226,230.23/312,201.47 = 124,265.12/x - Step 3: Cross multiply
226,230.23x = 312,201.47 × 124,265.12 - Step 4: Simplify right side
226,230.23x = 38,795,751,883.38 - Step 5: Solve for x
x = 38,795,751,883.38/226,230.23 - Step 6: Final answer
x = 171,487.92
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1.5x scale
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.