Finding the Fourth Proportional to 226,531.83, 312,614.15 and 124,559.00
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Solution
The fourth proportional to 226,531.83, 312,614.15 and 124,559.00 is: 171,891.53
Step by Step Solution
- Step 1: Write the proportion equation
226,531.83 : 312,614.15 = 124,559.00 : x - Step 2: Convert to fraction form
226,531.83/312,614.15 = 124,559.00/x - Step 3: Cross multiply
226,531.83x = 312,614.15 × 124,559.00 - Step 4: Simplify right side
226,531.83x = 38,938,903,723.98 - Step 5: Solve for x
x = 38,938,903,723.98/226,531.83 - Step 6: Final answer
x = 171,891.53
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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.