Finding the Fourth Proportional to 192,528.68, 265,698.02 and 107,645.80
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Solution
The fourth proportional to 192,528.68, 265,698.02 and 107,645.80 is: 148,555.92
Step by Step Solution
- Step 1: Write the proportion equation
192,528.68 : 265,698.02 = 107,645.80 : x - Step 2: Convert to fraction form
192,528.68/265,698.02 = 107,645.80/x - Step 3: Cross multiply
192,528.68x = 265,698.02 × 107,645.80 - Step 4: Simplify right side
192,528.68x = 28,601,275,921.32 - Step 5: Solve for x
x = 28,601,275,921.32/192,528.68 - Step 6: Final answer
x = 148,555.92
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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.