Finding the Fourth Proportional to 107,396.49, 148,229.24 and 62,067.99
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Solution
The fourth proportional to 107,396.49, 148,229.24 and 62,067.99 is: 85,666.59
Step by Step Solution
- Step 1: Write the proportion equation
107,396.49 : 148,229.24 = 62,067.99 : x - Step 2: Convert to fraction form
107,396.49/148,229.24 = 62,067.99/x - Step 3: Cross multiply
107,396.49x = 148,229.24 × 62,067.99 - Step 4: Simplify right side
107,396.49x = 9,200,290,675.69 - Step 5: Solve for x
x = 9,200,290,675.69/107,396.49 - Step 6: Final answer
x = 85,666.59
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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.