Finding the Fourth Proportional to 192,129.60, 265,133.34 and 107,244.84
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Solution
The fourth proportional to 192,129.60, 265,133.34 and 107,244.84 is: 147,994.80
Step by Step Solution
- Step 1: Write the proportion equation
192,129.60 : 265,133.34 = 107,244.84 : x - Step 2: Convert to fraction form
192,129.60/265,133.34 = 107,244.84/x - Step 3: Cross multiply
192,129.60x = 265,133.34 × 107,244.84 - Step 4: Simplify right side
192,129.60x = 28,434,182,626.97 - Step 5: Solve for x
x = 28,434,182,626.97/192,129.60 - Step 6: Final answer
x = 147,994.80
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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.