Finding the Fourth Proportional to 222,796.99, 307,459.93 and 120,822.42
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Solution
The fourth proportional to 222,796.99, 307,459.93 and 120,822.42 is: 166,734.99
Step by Step Solution
- Step 1: Write the proportion equation
222,796.99 : 307,459.93 = 120,822.42 : x - Step 2: Convert to fraction form
222,796.99/307,459.93 = 120,822.42/x - Step 3: Cross multiply
222,796.99x = 307,459.93 × 120,822.42 - Step 4: Simplify right side
222,796.99x = 37,148,052,795.63 - Step 5: Solve for x
x = 37,148,052,795.63/222,796.99 - Step 6: Final answer
x = 166,734.99
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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.