Finding the Fourth Proportional to 229,728.23, 344,592.35 and 104,981.75
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Solution
The fourth proportional to 229,728.23, 344,592.35 and 104,981.75 is: 157,472.63
Step by Step Solution
- Step 1: Write the proportion equation
229,728.23 : 344,592.35 = 104,981.75 : x - Step 2: Convert to fraction form
229,728.23/344,592.35 = 104,981.75/x - Step 3: Cross multiply
229,728.23x = 344,592.35 × 104,981.75 - Step 4: Simplify right side
229,728.23x = 36,175,907,939.61 - Step 5: Solve for x
x = 36,175,907,939.61/229,728.23 - Step 6: Final answer
x = 157,472.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.