Finding the Fourth Proportional to 309,161.84, 463,782.36 and 95,943.92
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Solution
The fourth proportional to 309,161.84, 463,782.36 and 95,943.92 is: 143,928.17
Step by Step Solution
- Step 1: Write the proportion equation
309,161.84 : 463,782.36 = 95,943.92 : x - Step 2: Convert to fraction form
309,161.84/463,782.36 = 95,943.92/x - Step 3: Cross multiply
309,161.84x = 463,782.36 × 95,943.92 - Step 4: Simplify right side
309,161.84x = 44,497,097,645.25 - Step 5: Solve for x
x = 44,497,097,645.25/309,161.84 - Step 6: Final answer
x = 143,928.17
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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.