Finding the Fourth Proportional to 202,347.70, 303,327.15 and 157,344.10
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Solution
The fourth proportional to 202,347.70, 303,327.15 and 157,344.10 is: 235,864.99
Step by Step Solution
- Step 1: Write the proportion equation
202,347.70 : 303,327.15 = 157,344.10 : x - Step 2: Convert to fraction form
202,347.70/303,327.15 = 157,344.10/x - Step 3: Cross multiply
202,347.70x = 303,327.15 × 157,344.10 - Step 4: Simplify right side
202,347.70x = 47,726,737,422.32 - Step 5: Solve for x
x = 47,726,737,422.32/202,347.70 - Step 6: Final answer
x = 235,864.99
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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.