Finding the Fourth Proportional to 217,455.99, 326,206.37 and 75,300.99
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Solution
The fourth proportional to 217,455.99, 326,206.37 and 75,300.99 is: 112,959.23
Step by Step Solution
- Step 1: Write the proportion equation
217,455.99 : 326,206.37 = 75,300.99 : x - Step 2: Convert to fraction form
217,455.99/326,206.37 = 75,300.99/x - Step 3: Cross multiply
217,455.99x = 326,206.37 × 75,300.99 - Step 4: Simplify right side
217,455.99x = 24,563,661,570.28 - Step 5: Solve for x
x = 24,563,661,570.28/217,455.99 - Step 6: Final answer
x = 112,959.23
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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.