Finding the Fourth Proportional to 121,549.38, 182,252.07 and 41,559.05
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Solution
The fourth proportional to 121,549.38, 182,252.07 and 41,559.05 is: 62,313.95
Step by Step Solution
- Step 1: Write the proportion equation
121,549.38 : 182,252.07 = 41,559.05 : x - Step 2: Convert to fraction form
121,549.38/182,252.07 = 41,559.05/x - Step 3: Cross multiply
121,549.38x = 182,252.07 × 41,559.05 - Step 4: Simplify right side
121,549.38x = 7,574,221,978.47 - Step 5: Solve for x
x = 7,574,221,978.47/121,549.38 - Step 6: Final answer
x = 62,313.95
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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.