Finding the Fourth Proportional to 202,528.19, 303,835.32 and 69,372.70
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Solution
The fourth proportional to 202,528.19, 303,835.32 and 69,372.70 is: 104,073.79
Step by Step Solution
- Step 1: Write the proportion equation
202,528.19 : 303,835.32 = 69,372.70 : x - Step 2: Convert to fraction form
202,528.19/303,835.32 = 69,372.70/x - Step 3: Cross multiply
202,528.19x = 303,835.32 × 69,372.70 - Step 4: Simplify right side
202,528.19x = 21,077,875,744.18 - Step 5: Solve for x
x = 21,077,875,744.18/202,528.19 - Step 6: Final answer
x = 104,073.79
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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.