Finding the Fourth Proportional to 192,640.06, 265,863.30 and 110,971.14
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Solution
The fourth proportional to 192,640.06, 265,863.30 and 110,971.14 is: 153,151.70
Step by Step Solution
- Step 1: Write the proportion equation
192,640.06 : 265,863.30 = 110,971.14 : x - Step 2: Convert to fraction form
192,640.06/265,863.30 = 110,971.14/x - Step 3: Cross multiply
192,640.06x = 265,863.30 × 110,971.14 - Step 4: Simplify right side
192,640.06x = 29,503,153,485.16 - Step 5: Solve for x
x = 29,503,153,485.16/192,640.06 - Step 6: Final answer
x = 153,151.70
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1.5x scale
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.