Finding the Fourth Proportional to 192,364.93, 265,467.95 and 107,481.79
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Solution
The fourth proportional to 192,364.93, 265,467.95 and 107,481.79 is: 148,327.30
Step by Step Solution
- Step 1: Write the proportion equation
192,364.93 : 265,467.95 = 107,481.79 : x - Step 2: Convert to fraction form
192,364.93/265,467.95 = 107,481.79/x - Step 3: Cross multiply
192,364.93x = 265,467.95 × 107,481.79 - Step 4: Simplify right side
192,364.93x = 28,532,970,453.63 - Step 5: Solve for x
x = 28,532,970,453.63/192,364.93 - Step 6: Final answer
x = 148,327.30
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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.