Finding the Fourth Proportional to 202,207.21, 303,312.03 and 89,861.02
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Solution
The fourth proportional to 202,207.21, 303,312.03 and 89,861.02 is: 134,792.07
Step by Step Solution
- Step 1: Write the proportion equation
202,207.21 : 303,312.03 = 89,861.02 : x - Step 2: Convert to fraction form
202,207.21/303,312.03 = 89,861.02/x - Step 3: Cross multiply
202,207.21x = 303,312.03 × 89,861.02 - Step 4: Simplify right side
202,207.21x = 27,255,928,394.07 - Step 5: Solve for x
x = 27,255,928,394.07/202,207.21 - Step 6: Final answer
x = 134,792.07
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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.