Finding the Fourth Proportional to 164,372.94, 226,832.44 and 91,776.95
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Solution
The fourth proportional to 164,372.94, 226,832.44 and 91,776.95 is: 126,650.95
Step by Step Solution
- Step 1: Write the proportion equation
164,372.94 : 226,832.44 = 91,776.95 : x - Step 2: Convert to fraction form
164,372.94/226,832.44 = 91,776.95/x - Step 3: Cross multiply
164,372.94x = 226,832.44 × 91,776.95 - Step 4: Simplify right side
164,372.94x = 20,817,989,504.26 - Step 5: Solve for x
x = 20,817,989,504.26/164,372.94 - Step 6: Final answer
x = 126,650.95
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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.