Finding the Fourth Proportional to 163,677.62, 245,489.09 and 45,360.92
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Solution
The fourth proportional to 163,677.62, 245,489.09 and 45,360.92 is: 68,033.80
Step by Step Solution
- Step 1: Write the proportion equation
163,677.62 : 245,489.09 = 45,360.92 : x - Step 2: Convert to fraction form
163,677.62/245,489.09 = 45,360.92/x - Step 3: Cross multiply
163,677.62x = 245,489.09 × 45,360.92 - Step 4: Simplify right side
163,677.62x = 11,135,609,518.11 - Step 5: Solve for x
x = 11,135,609,518.11/163,677.62 - Step 6: Final answer
x = 68,033.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.