Finding the Fourth Proportional to 192,347.63, 265,439.84 and 107,464.69
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Solution
The fourth proportional to 192,347.63, 265,439.84 and 107,464.69 is: 148,301.33
Step by Step Solution
- Step 1: Write the proportion equation
192,347.63 : 265,439.84 = 107,464.69 : x - Step 2: Convert to fraction form
192,347.63/265,439.84 = 107,464.69/x - Step 3: Cross multiply
192,347.63x = 265,439.84 × 107,464.69 - Step 4: Simplify right side
192,347.63x = 28,525,408,918.33 - Step 5: Solve for x
x = 28,525,408,918.33/192,347.63 - Step 6: Final answer
x = 148,301.33
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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.