Finding the Fourth Proportional to 173,290.93, 259,825.12 and 72,158.99
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Solution
The fourth proportional to 173,290.93, 259,825.12 and 72,158.99 is: 108,192.14
Step by Step Solution
- Step 1: Write the proportion equation
173,290.93 : 259,825.12 = 72,158.99 : x - Step 2: Convert to fraction form
173,290.93/259,825.12 = 72,158.99/x - Step 3: Cross multiply
173,290.93x = 259,825.12 × 72,158.99 - Step 4: Simplify right side
173,290.93x = 18,748,716,756.31 - Step 5: Solve for x
x = 18,748,716,756.31/173,290.93 - Step 6: Final answer
x = 108,192.14
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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.