Finding the Fourth Proportional to 79,935.42, 110,310.95 and 44,125.40
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Solution
The fourth proportional to 79,935.42, 110,310.95 and 44,125.40 is: 60,893.09
Step by Step Solution
- Step 1: Write the proportion equation
79,935.42 : 110,310.95 = 44,125.40 : x - Step 2: Convert to fraction form
79,935.42/110,310.95 = 44,125.40/x - Step 3: Cross multiply
79,935.42x = 110,310.95 × 44,125.40 - Step 4: Simplify right side
79,935.42x = 4,867,514,793.13 - Step 5: Solve for x
x = 4,867,514,793.13/79,935.42 - Step 6: Final answer
x = 60,893.09
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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.