Finding the Fourth Proportional to 192,327.21, 265,412.36 and 105,114.07
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Solution
The fourth proportional to 192,327.21, 265,412.36 and 105,114.07 is: 145,057.85
Step by Step Solution
- Step 1: Write the proportion equation
192,327.21 : 265,412.36 = 105,114.07 : x - Step 2: Convert to fraction form
192,327.21/265,412.36 = 105,114.07/x - Step 3: Cross multiply
192,327.21x = 265,412.36 × 105,114.07 - Step 4: Simplify right side
192,327.21x = 27,898,572,419.30 - Step 5: Solve for x
x = 27,898,572,419.30/192,327.21 - Step 6: Final answer
x = 145,057.85
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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.