Finding the Fourth Proportional to 226,932.10, 313,163.58 and 124,955.35
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Solution
The fourth proportional to 226,932.10, 313,163.58 and 124,955.35 is: 172,436.89
Step by Step Solution
- Step 1: Write the proportion equation
226,932.10 : 313,163.58 = 124,955.35 : x - Step 2: Convert to fraction form
226,932.10/313,163.58 = 124,955.35/x - Step 3: Cross multiply
226,932.10x = 313,163.58 × 124,955.35 - Step 4: Simplify right side
226,932.10x = 39,131,464,746.15 - Step 5: Solve for x
x = 39,131,464,746.15/226,932.10 - Step 6: Final answer
x = 172,436.89
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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.