Finding the Fourth Proportional to 226,104.09, 312,027.30 and 124,138.95
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Solution
The fourth proportional to 226,104.09, 312,027.30 and 124,138.95 is: 171,313.76
Step by Step Solution
- Step 1: Write the proportion equation
226,104.09 : 312,027.30 = 124,138.95 : x - Step 2: Convert to fraction form
226,104.09/312,027.30 = 124,138.95/x - Step 3: Cross multiply
226,104.09x = 312,027.30 × 124,138.95 - Step 4: Simplify right side
226,104.09x = 38,734,741,393.34 - Step 5: Solve for x
x = 38,734,741,393.34/226,104.09 - Step 6: Final answer
x = 171,313.76
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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.