Finding the Fourth Proportional to 121,698.61, 182,534.07 and 32,959.03
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Solution
The fourth proportional to 121,698.61, 182,534.07 and 32,959.03 is: 49,434.80
Step by Step Solution
- Step 1: Write the proportion equation
121,698.61 : 182,534.07 = 32,959.03 : x - Step 2: Convert to fraction form
121,698.61/182,534.07 = 32,959.03/x - Step 3: Cross multiply
121,698.61x = 182,534.07 × 32,959.03 - Step 4: Simplify right side
121,698.61x = 6,016,145,889.15 - Step 5: Solve for x
x = 6,016,145,889.15/121,698.61 - Step 6: Final answer
x = 49,434.80
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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.