Finding the Fourth Proportional to 202,214.70, 303,322.05 and 83,873.70
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Solution
The fourth proportional to 202,214.70, 303,322.05 and 83,873.70 is: 125,810.55
Step by Step Solution
- Step 1: Write the proportion equation
202,214.70 : 303,322.05 = 83,873.70 : x - Step 2: Convert to fraction form
202,214.70/303,322.05 = 83,873.70/x - Step 3: Cross multiply
202,214.70x = 303,322.05 × 83,873.70 - Step 4: Simplify right side
202,214.70x = 25,440,742,625.09 - Step 5: Solve for x
x = 25,440,742,625.09/202,214.70 - Step 6: Final answer
x = 125,810.55
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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.