Finding the Fourth Proportional to 144,194.68, 215,866.05 and 106,504.48
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Solution
The fourth proportional to 144,194.68, 215,866.05 and 106,504.48 is: 159,442.09
Step by Step Solution
- Step 1: Write the proportion equation
144,194.68 : 215,866.05 = 106,504.48 : x - Step 2: Convert to fraction form
144,194.68/215,866.05 = 106,504.48/x - Step 3: Cross multiply
144,194.68x = 215,866.05 × 106,504.48 - Step 4: Simplify right side
144,194.68x = 22,990,701,404.90 - Step 5: Solve for x
x = 22,990,701,404.90/144,194.68 - Step 6: Final answer
x = 159,442.09
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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.