Finding the Fourth Proportional to 226,530.06, 312,604.80 and 124,555.68
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Solution
The fourth proportional to 226,530.06, 312,604.80 and 124,555.68 is: 171,883.16
Step by Step Solution
- Step 1: Write the proportion equation
226,530.06 : 312,604.80 = 124,555.68 : x - Step 2: Convert to fraction form
226,530.06/312,604.80 = 124,555.68/x - Step 3: Cross multiply
226,530.06x = 312,604.80 × 124,555.68 - Step 4: Simplify right side
226,530.06x = 38,936,703,435.26 - Step 5: Solve for x
x = 38,936,703,435.26/226,530.06 - Step 6: Final answer
x = 171,883.16
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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.