Finding the Fourth Proportional to 226,236.15, 312,209.77 and 124,265.91
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Solution
The fourth proportional to 226,236.15, 312,209.77 and 124,265.91 is: 171,489.09
Step by Step Solution
- Step 1: Write the proportion equation
226,236.15 : 312,209.77 = 124,265.91 : x - Step 2: Convert to fraction form
226,236.15/312,209.77 = 124,265.91/x - Step 3: Cross multiply
226,236.15x = 312,209.77 × 124,265.91 - Step 4: Simplify right side
226,236.15x = 38,797,031,179.94 - Step 5: Solve for x
x = 38,797,031,179.94/226,236.15 - Step 6: Final answer
x = 171,489.09
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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.