Finding the Fourth Proportional to 202,157.57, 303,272.67 and 69,006.69
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Solution
The fourth proportional to 202,157.57, 303,272.67 and 69,006.69 is: 103,522.43
Step by Step Solution
- Step 1: Write the proportion equation
202,157.57 : 303,272.67 = 69,006.69 : x - Step 2: Convert to fraction form
202,157.57/303,272.67 = 69,006.69/x - Step 3: Cross multiply
202,157.57x = 303,272.67 × 69,006.69 - Step 4: Simplify right side
202,157.57x = 20,927,842,779.13 - Step 5: Solve for x
x = 20,927,842,779.13/202,157.57 - Step 6: Final answer
x = 103,522.43
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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.