Finding the Fourth Proportional to 226,511.05, 312,566.65 and 133,361.98
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Solution
The fourth proportional to 226,511.05, 312,566.65 and 133,361.98 is: 184,028.58
Step by Step Solution
- Step 1: Write the proportion equation
226,511.05 : 312,566.65 = 133,361.98 : x - Step 2: Convert to fraction form
226,511.05/312,566.65 = 133,361.98/x - Step 3: Cross multiply
226,511.05x = 312,566.65 × 133,361.98 - Step 4: Simplify right side
226,511.05x = 41,684,507,173.75 - Step 5: Solve for x
x = 41,684,507,173.75/226,511.05 - Step 6: Final answer
x = 184,028.58
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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.