Finding the Fourth Proportional to 132,533.01, 182,896.35 and 72,104.09
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Solution
The fourth proportional to 132,533.01, 182,896.35 and 72,104.09 is: 99,504.07
Step by Step Solution
- Step 1: Write the proportion equation
132,533.01 : 182,896.35 = 72,104.09 : x - Step 2: Convert to fraction form
132,533.01/182,896.35 = 72,104.09/x - Step 3: Cross multiply
132,533.01x = 182,896.35 × 72,104.09 - Step 4: Simplify right side
132,533.01x = 13,187,573,786.33 - Step 5: Solve for x
x = 13,187,573,786.33/132,533.01 - Step 6: Final answer
x = 99,504.07
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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.