Finding the Fourth Proportional to 226,170.93, 312,101.91 and 124,195.98
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Solution
The fourth proportional to 226,170.93, 312,101.91 and 124,195.98 is: 171,382.78
Step by Step Solution
- Step 1: Write the proportion equation
226,170.93 : 312,101.91 = 124,195.98 : x - Step 2: Convert to fraction form
226,170.93/312,101.91 = 124,195.98/x - Step 3: Cross multiply
226,170.93x = 312,101.91 × 124,195.98 - Step 4: Simplify right side
226,170.93x = 38,761,803,742.70 - Step 5: Solve for x
x = 38,761,803,742.70/226,170.93 - Step 6: Final answer
x = 171,382.78
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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.