Finding the Fourth Proportional to 202,341.70, 303,512.55 and 97,135.30
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Solution
The fourth proportional to 202,341.70, 303,512.55 and 97,135.30 is: 145,702.95
Step by Step Solution
- Step 1: Write the proportion equation
202,341.70 : 303,512.55 = 97,135.30 : x - Step 2: Convert to fraction form
202,341.70/303,512.55 = 97,135.30/x - Step 3: Cross multiply
202,341.70x = 303,512.55 × 97,135.30 - Step 4: Simplify right side
202,341.70x = 29,481,782,598.02 - Step 5: Solve for x
x = 29,481,782,598.02/202,341.70 - Step 6: Final answer
x = 145,702.95
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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.