Finding the Fourth Proportional to 144,284.10, 216,449.84 and 44,442.09
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Solution
The fourth proportional to 144,284.10, 216,449.84 and 44,442.09 is: 66,670.43
Step by Step Solution
- Step 1: Write the proportion equation
144,284.10 : 216,449.84 = 44,442.09 : x - Step 2: Convert to fraction form
144,284.10/216,449.84 = 44,442.09/x - Step 3: Cross multiply
144,284.10x = 216,449.84 × 44,442.09 - Step 4: Simplify right side
144,284.10x = 9,619,483,269.77 - Step 5: Solve for x
x = 9,619,483,269.77/144,284.10 - Step 6: Final answer
x = 66,670.43
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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.