Finding the Fourth Proportional to 163,777.02, 226,135.48 and 161,161.32
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Solution
The fourth proportional to 163,777.02, 226,135.48 and 161,161.32 is: 222,523.85
Step by Step Solution
- Step 1: Write the proportion equation
163,777.02 : 226,135.48 = 161,161.32 : x - Step 2: Convert to fraction form
163,777.02/226,135.48 = 161,161.32/x - Step 3: Cross multiply
163,777.02x = 226,135.48 × 161,161.32 - Step 4: Simplify right side
163,777.02x = 36,444,292,455.63 - Step 5: Solve for x
x = 36,444,292,455.63/163,777.02 - Step 6: Final answer
x = 222,523.85
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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.