Finding the Fourth Proportional to 205,245.85, 283,244.08 and 114,598.75
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Solution
The fourth proportional to 205,245.85, 283,244.08 and 114,598.75 is: 158,148.95
Step by Step Solution
- Step 1: Write the proportion equation
205,245.85 : 283,244.08 = 114,598.75 : x - Step 2: Convert to fraction form
205,245.85/283,244.08 = 114,598.75/x - Step 3: Cross multiply
205,245.85x = 283,244.08 × 114,598.75 - Step 4: Simplify right side
205,245.85x = 32,459,415,810.18 - Step 5: Solve for x
x = 32,459,415,810.18/205,245.85 - Step 6: Final answer
x = 158,148.95
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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.