Finding the Fourth Proportional to 79,877.76, 110,230.60 and 44,068.08
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Solution
The fourth proportional to 79,877.76, 110,230.60 and 44,068.08 is: 60,813.56
Step by Step Solution
- Step 1: Write the proportion equation
79,877.76 : 110,230.60 = 44,068.08 : x - Step 2: Convert to fraction form
79,877.76/110,230.60 = 44,068.08/x - Step 3: Cross multiply
79,877.76x = 110,230.60 × 44,068.08 - Step 4: Simplify right side
79,877.76x = 4,857,650,899.25 - Step 5: Solve for x
x = 4,857,650,899.25/79,877.76 - Step 6: Final answer
x = 60,813.56
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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.