Finding the Fourth Proportional to 163,932.96, 226,225.26 and 92,313.84
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Solution
The fourth proportional to 163,932.96, 226,225.26 and 92,313.84 is: 127,391.85
Step by Step Solution
- Step 1: Write the proportion equation
163,932.96 : 226,225.26 = 92,313.84 : x - Step 2: Convert to fraction form
163,932.96/226,225.26 = 92,313.84/x - Step 3: Cross multiply
163,932.96x = 226,225.26 × 92,313.84 - Step 4: Simplify right side
163,932.96x = 20,883,722,455.60 - Step 5: Solve for x
x = 20,883,722,455.60/163,932.96 - Step 6: Final answer
x = 127,391.85
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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.