Finding the Fourth Proportional to 132,037.24, 182,162.64 and 91,198.66
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Solution
The fourth proportional to 132,037.24, 182,162.64 and 91,198.66 is: 125,820.48
Step by Step Solution
- Step 1: Write the proportion equation
132,037.24 : 182,162.64 = 91,198.66 : x - Step 2: Convert to fraction form
132,037.24/182,162.64 = 91,198.66/x - Step 3: Cross multiply
132,037.24x = 182,162.64 × 91,198.66 - Step 4: Simplify right side
132,037.24x = 16,612,988,670.06 - Step 5: Solve for x
x = 16,612,988,670.06/132,037.24 - Step 6: Final answer
x = 125,820.48
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1.5x scale
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.