Finding the Fourth Proportional to 180,218.68, 270,287.93 and 52,106.99
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Solution
The fourth proportional to 180,218.68, 270,287.93 and 52,106.99 is: 78,148.89
Step by Step Solution
- Step 1: Write the proportion equation
180,218.68 : 270,287.93 = 52,106.99 : x - Step 2: Convert to fraction form
180,218.68/270,287.93 = 52,106.99/x - Step 3: Cross multiply
180,218.68x = 270,287.93 × 52,106.99 - Step 4: Simplify right side
180,218.68x = 14,083,890,465.63 - Step 5: Solve for x
x = 14,083,890,465.63/180,218.68 - Step 6: Final answer
x = 78,148.89
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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.