Finding the Fourth Proportional to 132,281.14, 182,549.36 and 71,852.96
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Solution
The fourth proportional to 132,281.14, 182,549.36 and 71,852.96 is: 99,157.84
Step by Step Solution
- Step 1: Write the proportion equation
132,281.14 : 182,549.36 = 71,852.96 : x - Step 2: Convert to fraction form
132,281.14/182,549.36 = 71,852.96/x - Step 3: Cross multiply
132,281.14x = 182,549.36 × 71,852.96 - Step 4: Simplify right side
132,281.14x = 13,116,711,862.11 - Step 5: Solve for x
x = 13,116,711,862.11/132,281.14 - Step 6: Final answer
x = 99,157.84
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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.