Finding the Fourth Proportional to 202,525.70, 303,752.10 and 127,511.60
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Solution
The fourth proportional to 202,525.70, 303,752.10 and 127,511.60 is: 191,244.45
Step by Step Solution
- Step 1: Write the proportion equation
202,525.70 : 303,752.10 = 127,511.60 : x - Step 2: Convert to fraction form
202,525.70/303,752.10 = 127,511.60/x - Step 3: Cross multiply
202,525.70x = 303,752.10 × 127,511.60 - Step 4: Simplify right side
202,525.70x = 38,731,916,274.36 - Step 5: Solve for x
x = 38,731,916,274.36/202,525.70 - Step 6: Final answer
x = 191,244.45
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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.