Finding the Fourth Proportional to 192,633.27, 265,845.74 and 107,756.07
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Solution
The fourth proportional to 192,633.27, 265,845.74 and 107,756.07 is: 148,709.99
Step by Step Solution
- Step 1: Write the proportion equation
192,633.27 : 265,845.74 = 107,756.07 : x - Step 2: Convert to fraction form
192,633.27/265,845.74 = 107,756.07/x - Step 3: Cross multiply
192,633.27x = 265,845.74 × 107,756.07 - Step 4: Simplify right side
192,633.27x = 28,646,492,168.64 - Step 5: Solve for x
x = 28,646,492,168.64/192,633.27 - Step 6: Final answer
x = 148,709.99
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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.