Finding the Fourth Proportional to 226,273.23, 312,242.04 and 124,278.84
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Solution
The fourth proportional to 226,273.23, 312,242.04 and 124,278.84 is: 171,496.55
Step by Step Solution
- Step 1: Write the proportion equation
226,273.23 : 312,242.04 = 124,278.84 : x - Step 2: Convert to fraction form
226,273.23/312,242.04 = 124,278.84/x - Step 3: Cross multiply
226,273.23x = 312,242.04 × 124,278.84 - Step 4: Simplify right side
226,273.23x = 38,805,078,530.43 - Step 5: Solve for x
x = 38,805,078,530.43/226,273.23 - Step 6: Final answer
x = 171,496.55
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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.