Finding the Fourth Proportional to 202,359.70, 303,539.55 and 97,153.30
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Solution
The fourth proportional to 202,359.70, 303,539.55 and 97,153.30 is: 145,729.95
Step by Step Solution
- Step 1: Write the proportion equation
202,359.70 : 303,539.55 = 97,153.30 : x - Step 2: Convert to fraction form
202,359.70/303,539.55 = 97,153.30/x - Step 3: Cross multiply
202,359.70x = 303,539.55 × 97,153.30 - Step 4: Simplify right side
202,359.70x = 29,489,868,963.02 - Step 5: Solve for x
x = 29,489,868,963.02/202,359.70 - Step 6: Final answer
x = 145,729.95
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1.5x scale
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.