Finding the Fourth Proportional to 152,991.36, 229,322.97 and 73,996.92
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Solution
The fourth proportional to 152,991.36, 229,322.97 and 73,996.92 is: 110,916.02
Step by Step Solution
- Step 1: Write the proportion equation
152,991.36 : 229,322.97 = 73,996.92 : x - Step 2: Convert to fraction form
152,991.36/229,322.97 = 73,996.92/x - Step 3: Cross multiply
152,991.36x = 229,322.97 × 73,996.92 - Step 4: Simplify right side
152,991.36x = 16,969,193,465.25 - Step 5: Solve for x
x = 16,969,193,465.25/152,991.36 - Step 6: Final answer
x = 110,916.02
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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.