Finding the Fourth Proportional to 163,975.23, 226,286.61 and 92,356.53
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Solution
The fourth proportional to 163,975.23, 226,286.61 and 92,356.53 is: 127,452.46
Step by Step Solution
- Step 1: Write the proportion equation
163,975.23 : 226,286.61 = 92,356.53 : x - Step 2: Convert to fraction form
163,975.23/226,286.61 = 92,356.53/x - Step 3: Cross multiply
163,975.23x = 226,286.61 × 92,356.53 - Step 4: Simplify right side
163,975.23x = 20,899,046,085.06 - Step 5: Solve for x
x = 20,899,046,085.06/163,975.23 - Step 6: Final answer
x = 127,452.46
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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.