Finding the Fourth Proportional to 205,752.08, 283,982.28 and 125,205.50
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Solution
The fourth proportional to 205,752.08, 283,982.28 and 125,205.50 is: 172,810.61
Step by Step Solution
- Step 1: Write the proportion equation
205,752.08 : 283,982.28 = 125,205.50 : x - Step 2: Convert to fraction form
205,752.08/283,982.28 = 125,205.50/x - Step 3: Cross multiply
205,752.08x = 283,982.28 × 125,205.50 - Step 4: Simplify right side
205,752.08x = 35,556,143,358.54 - Step 5: Solve for x
x = 35,556,143,358.54/205,752.08 - Step 6: Final answer
x = 172,810.61
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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.