Finding the Fourth Proportional to 189,351.84, 261,300.42 and 104,467.08
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Solution
The fourth proportional to 189,351.84, 261,300.42 and 104,467.08 is: 144,161.75
Step by Step Solution
- Step 1: Write the proportion equation
189,351.84 : 261,300.42 = 104,467.08 : x - Step 2: Convert to fraction form
189,351.84/261,300.42 = 104,467.08/x - Step 3: Cross multiply
189,351.84x = 261,300.42 × 104,467.08 - Step 4: Simplify right side
189,351.84x = 27,297,291,880.17 - Step 5: Solve for x
x = 27,297,291,880.17/189,351.84 - Step 6: Final answer
x = 144,161.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.