Finding the Fourth Proportional to 77,147.36, 115,719.83 and 24,556.08
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Solution
The fourth proportional to 77,147.36, 115,719.83 and 24,556.08 is: 36,833.73
Step by Step Solution
- Step 1: Write the proportion equation
77,147.36 : 115,719.83 = 24,556.08 : x - Step 2: Convert to fraction form
77,147.36/115,719.83 = 24,556.08/x - Step 3: Cross multiply
77,147.36x = 115,719.83 × 24,556.08 - Step 4: Simplify right side
77,147.36x = 2,841,625,403.07 - Step 5: Solve for x
x = 2,841,625,403.07/77,147.36 - Step 6: Final answer
x = 36,833.73
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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.