Finding the Fourth Proportional to 192,637.53, 265,825.35 and 107,738.19
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Solution
The fourth proportional to 192,637.53, 265,825.35 and 107,738.19 is: 148,670.63
Step by Step Solution
- Step 1: Write the proportion equation
192,637.53 : 265,825.35 = 107,738.19 : x - Step 2: Convert to fraction form
192,637.53/265,825.35 = 107,738.19/x - Step 3: Cross multiply
192,637.53x = 265,825.35 × 107,738.19 - Step 4: Simplify right side
192,637.53x = 28,639,542,065.12 - Step 5: Solve for x
x = 28,639,542,065.12/192,637.53 - Step 6: Final answer
x = 148,670.63
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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.