Finding the Fourth Proportional to 75,891.63, 113,838.99 and 26,029.05
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Solution
The fourth proportional to 75,891.63, 113,838.99 and 26,029.05 is: 39,044.10
Step by Step Solution
- Step 1: Write the proportion equation
75,891.63 : 113,838.99 = 26,029.05 : x - Step 2: Convert to fraction form
75,891.63/113,838.99 = 26,029.05/x - Step 3: Cross multiply
75,891.63x = 113,838.99 × 26,029.05 - Step 4: Simplify right side
75,891.63x = 2,963,120,762.66 - Step 5: Solve for x
x = 2,963,120,762.66/75,891.63 - Step 6: Final answer
x = 39,044.10
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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.