Finding the Fourth Proportional to 209,609.36, 314,203.92 and 97,368.44
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Solution
The fourth proportional to 209,609.36, 314,203.92 and 97,368.44 is: 145,955.05
Step by Step Solution
- Step 1: Write the proportion equation
209,609.36 : 314,203.92 = 97,368.44 : x - Step 2: Convert to fraction form
209,609.36/314,203.92 = 97,368.44/x - Step 3: Cross multiply
209,609.36x = 314,203.92 × 97,368.44 - Step 4: Simplify right side
209,609.36x = 30,593,545,532.28 - Step 5: Solve for x
x = 30,593,545,532.28/209,609.36 - Step 6: Final answer
x = 145,955.05
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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.