Finding the Fourth Proportional to 132,188.48, 182,359.68 and 91,998.08
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Solution
The fourth proportional to 132,188.48, 182,359.68 and 91,998.08 is: 126,915.30
Step by Step Solution
- Step 1: Write the proportion equation
132,188.48 : 182,359.68 = 91,998.08 : x - Step 2: Convert to fraction form
132,188.48/182,359.68 = 91,998.08/x - Step 3: Cross multiply
132,188.48x = 182,359.68 × 91,998.08 - Step 4: Simplify right side
132,188.48x = 16,776,740,429.41 - Step 5: Solve for x
x = 16,776,740,429.41/132,188.48 - Step 6: Final answer
x = 126,915.30
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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.