Finding the Fourth Proportional to 217,959.24, 326,897.86 and 68,177.08
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Solution
The fourth proportional to 217,959.24, 326,897.86 and 68,177.08 is: 102,252.80
Step by Step Solution
- Step 1: Write the proportion equation
217,959.24 : 326,897.86 = 68,177.08 : x - Step 2: Convert to fraction form
217,959.24/326,897.86 = 68,177.08/x - Step 3: Cross multiply
217,959.24x = 326,897.86 × 68,177.08 - Step 4: Simplify right side
217,959.24x = 22,286,941,553.05 - Step 5: Solve for x
x = 22,286,941,553.05/217,959.24 - Step 6: Final answer
x = 102,252.80
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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.