Finding the Fourth Proportional to 207,896.44, 286,897.04 and 117,252.21
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Solution
The fourth proportional to 207,896.44, 286,897.04 and 117,252.21 is: 161,808.02
Step by Step Solution
- Step 1: Write the proportion equation
207,896.44 : 286,897.04 = 117,252.21 : x - Step 2: Convert to fraction form
207,896.44/286,897.04 = 117,252.21/x - Step 3: Cross multiply
207,896.44x = 286,897.04 × 117,252.21 - Step 4: Simplify right side
207,896.44x = 33,639,311,297.96 - Step 5: Solve for x
x = 33,639,311,297.96/207,896.44 - Step 6: Final answer
x = 161,808.02
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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.