Finding the Fourth Proportional to 192,386.99, 265,493.49 and 107,504.12
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Solution
The fourth proportional to 192,386.99, 265,493.49 and 107,504.12 is: 148,355.37
Step by Step Solution
- Step 1: Write the proportion equation
192,386.99 : 265,493.49 = 107,504.12 : x - Step 2: Convert to fraction form
192,386.99/265,493.49 = 107,504.12/x - Step 3: Cross multiply
192,386.99x = 265,493.49 × 107,504.12 - Step 4: Simplify right side
192,386.99x = 28,541,644,008.18 - Step 5: Solve for x
x = 28,541,644,008.18/192,386.99 - Step 6: Final answer
x = 148,355.37
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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.