Finding the Fourth Proportional to 163,946.47, 226,241.70 and 92,324.95
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Solution
The fourth proportional to 163,946.47, 226,241.70 and 92,324.95 is: 127,405.94
Step by Step Solution
- Step 1: Write the proportion equation
163,946.47 : 226,241.70 = 92,324.95 : x - Step 2: Convert to fraction form
163,946.47/226,241.70 = 92,324.95/x - Step 3: Cross multiply
163,946.47x = 226,241.70 × 92,324.95 - Step 4: Simplify right side
163,946.47x = 20,887,753,640.42 - Step 5: Solve for x
x = 20,887,753,640.42/163,946.47 - Step 6: Final answer
x = 127,405.94
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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.