Finding the Fourth Proportional to 83,747.05, 125,640.00 and 27,585.14
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Solution
The fourth proportional to 83,747.05, 125,640.00 and 27,585.14 is: 41,384.11
Step by Step Solution
- Step 1: Write the proportion equation
83,747.05 : 125,640.00 = 27,585.14 : x - Step 2: Convert to fraction form
83,747.05/125,640.00 = 27,585.14/x - Step 3: Cross multiply
83,747.05x = 125,640.00 × 27,585.14 - Step 4: Simplify right side
83,747.05x = 3,465,796,851.67 - Step 5: Solve for x
x = 3,465,796,851.67/83,747.05 - Step 6: Final answer
x = 41,384.11
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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.