Finding the Fourth Proportional to 163,911.18, 226,195.26 and 92,298.26
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Solution
The fourth proportional to 163,911.18, 226,195.26 and 92,298.26 is: 127,370.38
Step by Step Solution
- Step 1: Write the proportion equation
163,911.18 : 226,195.26 = 92,298.26 : x - Step 2: Convert to fraction form
163,911.18/226,195.26 = 92,298.26/x - Step 3: Cross multiply
163,911.18x = 226,195.26 × 92,298.26 - Step 4: Simplify right side
163,911.18x = 20,877,428,918.25 - Step 5: Solve for x
x = 20,877,428,918.25/163,911.18 - Step 6: Final answer
x = 127,370.38
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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.