Finding the Fourth Proportional to 121,984.99, 182,883.67 and 61,964.14
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Solution
The fourth proportional to 121,984.99, 182,883.67 and 61,964.14 is: 92,898.56
Step by Step Solution
- Step 1: Write the proportion equation
121,984.99 : 182,883.67 = 61,964.14 : x - Step 2: Convert to fraction form
121,984.99/182,883.67 = 61,964.14/x - Step 3: Cross multiply
121,984.99x = 182,883.67 × 61,964.14 - Step 4: Simplify right side
121,984.99x = 11,332,229,410.93 - Step 5: Solve for x
x = 11,332,229,410.93/121,984.99 - Step 6: Final answer
x = 92,898.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.